Home / 354,931.40-532,397.10-236,217.80

Finding the Fourth Proportional to 354,931.40, 532,397.10 and 236,217.80

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Solution

The fourth proportional to 354,931.40, 532,397.10 and 236,217.80 is: 354,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,931.40 : 532,397.10 = 236,217.80 : x
  2. Step 2: Convert to fraction form
    354,931.40/532,397.10 = 236,217.80/x
  3. Step 3: Cross multiply
    354,931.40x = 532,397.10 × 236,217.80
  4. Step 4: Simplify right side
    354,931.40x = 125,761,671,688.38
  5. Step 5: Solve for x
    x = 125,761,671,688.38/354,931.40
  6. Step 6: Final answer
    x = 354,326.70

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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.