Home / 726,962.94-1,004,048.73-484,824.69

Finding the Fourth Proportional to 726,962.94, 1,004,048.73 and 484,824.69

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Solution

The fourth proportional to 726,962.94, 1,004,048.73 and 484,824.69 is: 669,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,962.94 : 1,004,048.73 = 484,824.69 : x
  2. Step 2: Convert to fraction form
    726,962.94/1,004,048.73 = 484,824.69/x
  3. Step 3: Cross multiply
    726,962.94x = 1,004,048.73 × 484,824.69
  4. Step 4: Simplify right side
    726,962.94x = 486,787,614,267.14
  5. Step 5: Solve for x
    x = 486,787,614,267.14/726,962.94
  6. Step 6: Final answer
    x = 669,618.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.