Home / 741,205.69-1,022,973.57-469,298.88

Finding the Fourth Proportional to 741,205.69, 1,022,973.57 and 469,298.88

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Solution

The fourth proportional to 741,205.69, 1,022,973.57 and 469,298.88 is: 647,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,205.69 : 1,022,973.57 = 469,298.88 : x
  2. Step 2: Convert to fraction form
    741,205.69/1,022,973.57 = 469,298.88/x
  3. Step 3: Cross multiply
    741,205.69x = 1,022,973.57 × 469,298.88
  4. Step 4: Simplify right side
    741,205.69x = 480,080,350,670.60
  5. Step 5: Solve for x
    x = 480,080,350,670.60/741,205.69
  6. Step 6: Final answer
    x = 647,701.93

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Double scale
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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.