Home / 730,532.91-1,008,132.49-408,242.91

Finding the Fourth Proportional to 730,532.91, 1,008,132.49 and 408,242.91

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Solution

The fourth proportional to 730,532.91, 1,008,132.49 and 408,242.91 is: 563,373.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,532.91 : 1,008,132.49 = 408,242.91 : x
  2. Step 2: Convert to fraction form
    730,532.91/1,008,132.49 = 408,242.91/x
  3. Step 3: Cross multiply
    730,532.91x = 1,008,132.49 × 408,242.91
  4. Step 4: Simplify right side
    730,532.91x = 411,562,941,383.15
  5. Step 5: Solve for x
    x = 411,562,941,383.15/730,532.91
  6. Step 6: Final answer
    x = 563,373.58

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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.