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Finding the Fourth Proportional to 352,340.88, 528,592.04 and 152,694.76

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Solution

The fourth proportional to 352,340.88, 528,592.04 and 152,694.76 is: 229,077.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,340.88 : 528,592.04 = 152,694.76 : x
  2. Step 2: Convert to fraction form
    352,340.88/528,592.04 = 152,694.76/x
  3. Step 3: Cross multiply
    352,340.88x = 528,592.04 × 152,694.76
  4. Step 4: Simplify right side
    352,340.88x = 80,713,234,685.71
  5. Step 5: Solve for x
    x = 80,713,234,685.71/352,340.88
  6. Step 6: Final answer
    x = 229,077.12

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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.