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Finding the Fourth Proportional to 355,368.92, 532,858.16 and 175,057.61

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Solution

The fourth proportional to 355,368.92, 532,858.16 and 175,057.61 is: 262,490.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,368.92 : 532,858.16 = 175,057.61 : x
  2. Step 2: Convert to fraction form
    355,368.92/532,858.16 = 175,057.61/x
  3. Step 3: Cross multiply
    355,368.92x = 532,858.16 × 175,057.61
  4. Step 4: Simplify right side
    355,368.92x = 93,280,872,419.02
  5. Step 5: Solve for x
    x = 93,280,872,419.02/355,368.92
  6. Step 6: Final answer
    x = 262,490.24

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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.