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Finding the Fourth Proportional to 358,402.72, 537,232.22 and 178,368.88

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Solution

The fourth proportional to 358,402.72, 537,232.22 and 178,368.88 is: 267,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,402.72 : 537,232.22 = 178,368.88 : x
  2. Step 2: Convert to fraction form
    358,402.72/537,232.22 = 178,368.88/x
  3. Step 3: Cross multiply
    358,402.72x = 537,232.22 × 178,368.88
  4. Step 4: Simplify right side
    358,402.72x = 95,825,509,381.31
  5. Step 5: Solve for x
    x = 95,825,509,381.31/358,402.72
  6. Step 6: Final answer
    x = 267,368.25

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1.5x scale

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.