Home / 962,371.48-1,442,901.12-488,142.40

Finding the Fourth Proportional to 962,371.48, 1,442,901.12 and 488,142.40

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Solution

The fourth proportional to 962,371.48, 1,442,901.12 and 488,142.40 is: 731,880.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,371.48 : 1,442,901.12 = 488,142.40 : x
  2. Step 2: Convert to fraction form
    962,371.48/1,442,901.12 = 488,142.40/x
  3. Step 3: Cross multiply
    962,371.48x = 1,442,901.12 × 488,142.40
  4. Step 4: Simplify right side
    962,371.48x = 704,341,215,679.49
  5. Step 5: Solve for x
    x = 704,341,215,679.49/962,371.48
  6. Step 6: Final answer
    x = 731,880.81

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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.