Home / 971,343.45-1,456,431.98-498,951.45

Finding the Fourth Proportional to 971,343.45, 1,456,431.98 and 498,951.45

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Solution

The fourth proportional to 971,343.45, 1,456,431.98 and 498,951.45 is: 748,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,343.45 : 1,456,431.98 = 498,951.45 : x
  2. Step 2: Convert to fraction form
    971,343.45/1,456,431.98 = 498,951.45/x
  3. Step 3: Cross multiply
    971,343.45x = 1,456,431.98 × 498,951.45
  4. Step 4: Simplify right side
    971,343.45x = 726,688,845,752.61
  5. Step 5: Solve for x
    x = 726,688,845,752.61/971,343.45
  6. Step 6: Final answer
    x = 748,127.60

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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.