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Finding the Fourth Proportional to 615,675.47, 922,712.15 and 250,511.52

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Solution

The fourth proportional to 615,675.47, 922,712.15 and 250,511.52 is: 375,441.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,675.47 : 922,712.15 = 250,511.52 : x
  2. Step 2: Convert to fraction form
    615,675.47/922,712.15 = 250,511.52/x
  3. Step 3: Cross multiply
    615,675.47x = 922,712.15 × 250,511.52
  4. Step 4: Simplify right side
    615,675.47x = 231,150,017,352.85
  5. Step 5: Solve for x
    x = 231,150,017,352.85/615,675.47
  6. Step 6: Final answer
    x = 375,441.33

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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.