Home / 757,535.04-1,045,403.28-413,395.20

Finding the Fourth Proportional to 757,535.04, 1,045,403.28 and 413,395.20

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Solution

The fourth proportional to 757,535.04, 1,045,403.28 and 413,395.20 is: 570,488.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,535.04 : 1,045,403.28 = 413,395.20 : x
  2. Step 2: Convert to fraction form
    757,535.04/1,045,403.28 = 413,395.20/x
  3. Step 3: Cross multiply
    757,535.04x = 1,045,403.28 × 413,395.20
  4. Step 4: Simplify right side
    757,535.04x = 432,164,698,016.26
  5. Step 5: Solve for x
    x = 432,164,698,016.26/757,535.04
  6. Step 6: Final answer
    x = 570,488.06

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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.