Home / 971,330.70-1,456,412.85-498,938.70

Finding the Fourth Proportional to 971,330.70, 1,456,412.85 and 498,938.70

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Solution

The fourth proportional to 971,330.70, 1,456,412.85 and 498,938.70 is: 748,108.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,330.70 : 1,456,412.85 = 498,938.70 : x
  2. Step 2: Convert to fraction form
    971,330.70/1,456,412.85 = 498,938.70/x
  3. Step 3: Cross multiply
    971,330.70x = 1,456,412.85 × 498,938.70
  4. Step 4: Simplify right side
    971,330.70x = 726,660,734,042.30
  5. Step 5: Solve for x
    x = 726,660,734,042.30/971,330.70
  6. Step 6: Final answer
    x = 748,108.48

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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.