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Finding the Fourth Proportional to 615,166.30, 922,844.49 and 260,182.30

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Solution

The fourth proportional to 615,166.30, 922,844.49 and 260,182.30 is: 390,313.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,166.30 : 922,844.49 = 260,182.30 : x
  2. Step 2: Convert to fraction form
    615,166.30/922,844.49 = 260,182.30/x
  3. Step 3: Cross multiply
    615,166.30x = 922,844.49 × 260,182.30
  4. Step 4: Simplify right side
    615,166.30x = 240,107,801,950.53
  5. Step 5: Solve for x
    x = 240,107,801,950.53/615,166.30
  6. Step 6: Final answer
    x = 390,313.65

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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.