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Finding the Fourth Proportional to 532,078.48, 798,117.78 and 354,931.48

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Solution

The fourth proportional to 532,078.48, 798,117.78 and 354,931.48 is: 532,397.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,078.48 : 798,117.78 = 354,931.48 : x
  2. Step 2: Convert to fraction form
    532,078.48/798,117.78 = 354,931.48/x
  3. Step 3: Cross multiply
    532,078.48x = 798,117.78 × 354,931.48
  4. Step 4: Simplify right side
    532,078.48x = 283,277,124,869.71
  5. Step 5: Solve for x
    x = 283,277,124,869.71/532,078.48
  6. Step 6: Final answer
    x = 532,397.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.