Home / 974,142.90-1,344,332.43-544,450.86

Finding the Fourth Proportional to 974,142.90, 1,344,332.43 and 544,450.86

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Solution

The fourth proportional to 974,142.90, 1,344,332.43 and 544,450.86 is: 751,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,142.90 : 1,344,332.43 = 544,450.86 : x
  2. Step 2: Convert to fraction form
    974,142.90/1,344,332.43 = 544,450.86/x
  3. Step 3: Cross multiply
    974,142.90x = 1,344,332.43 × 544,450.86
  4. Step 4: Simplify right side
    974,142.90x = 731,922,947,639.39
  5. Step 5: Solve for x
    x = 731,922,947,639.39/974,142.90
  6. Step 6: Final answer
    x = 751,350.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.