Home / 980,938.52-1,470,614.10-306,672.92

Finding the Fourth Proportional to 980,938.52, 1,470,614.10 and 306,672.92

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Solution

The fourth proportional to 980,938.52, 1,470,614.10 and 306,672.92 is: 459,761.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,938.52 : 1,470,614.10 = 306,672.92 : x
  2. Step 2: Convert to fraction form
    980,938.52/1,470,614.10 = 306,672.92/x
  3. Step 3: Cross multiply
    980,938.52x = 1,470,614.10 × 306,672.92
  4. Step 4: Simplify right side
    980,938.52x = 450,997,520,240.17
  5. Step 5: Solve for x
    x = 450,997,520,240.17/980,938.52
  6. Step 6: Final answer
    x = 459,761.25

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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.