Home / 966,491.60-1,450,234.86-398,292.52

Finding the Fourth Proportional to 966,491.60, 1,450,234.86 and 398,292.52

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Solution

The fourth proportional to 966,491.60, 1,450,234.86 and 398,292.52 is: 597,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,491.60 : 1,450,234.86 = 398,292.52 : x
  2. Step 2: Convert to fraction form
    966,491.60/1,450,234.86 = 398,292.52/x
  3. Step 3: Cross multiply
    966,491.60x = 1,450,234.86 × 398,292.52
  4. Step 4: Simplify right side
    966,491.60x = 577,617,696,981.25
  5. Step 5: Solve for x
    x = 577,617,696,981.25/966,491.60
  6. Step 6: Final answer
    x = 597,643.78

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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.