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Finding the Fourth Proportional to 615,166.65, 922,798.17 and 165,880.71

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Solution

The fourth proportional to 615,166.65, 922,798.17 and 165,880.71 is: 248,834.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,166.65 : 922,798.17 = 165,880.71 : x
  2. Step 2: Convert to fraction form
    615,166.65/922,798.17 = 165,880.71/x
  3. Step 3: Cross multiply
    615,166.65x = 922,798.17 × 165,880.71
  4. Step 4: Simplify right side
    615,166.65x = 153,074,415,626.30
  5. Step 5: Solve for x
    x = 153,074,415,626.30/615,166.65
  6. Step 6: Final answer
    x = 248,834.06

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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.