Home / 749,029.92-1,033,661.04-409,498.16

Finding the Fourth Proportional to 749,029.92, 1,033,661.04 and 409,498.16

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Solution

The fourth proportional to 749,029.92, 1,033,661.04 and 409,498.16 is: 565,107.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,029.92 : 1,033,661.04 = 409,498.16 : x
  2. Step 2: Convert to fraction form
    749,029.92/1,033,661.04 = 409,498.16/x
  3. Step 3: Cross multiply
    749,029.92x = 1,033,661.04 × 409,498.16
  4. Step 4: Simplify right side
    749,029.92x = 423,282,293,943.69
  5. Step 5: Solve for x
    x = 423,282,293,943.69/749,029.92
  6. Step 6: Final answer
    x = 565,107.32

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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.