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Finding the Fourth Proportional to 239,564.59, 358,599.35 and 176,455.87

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Solution

The fourth proportional to 239,564.59, 358,599.35 and 176,455.87 is: 264,133.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,564.59 : 358,599.35 = 176,455.87 : x
  2. Step 2: Convert to fraction form
    239,564.59/358,599.35 = 176,455.87/x
  3. Step 3: Cross multiply
    239,564.59x = 358,599.35 × 176,455.87
  4. Step 4: Simplify right side
    239,564.59x = 63,276,959,830.33
  5. Step 5: Solve for x
    x = 63,276,959,830.33/239,564.59
  6. Step 6: Final answer
    x = 264,133.19

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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.