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Finding the Fourth Proportional to 341,307.70, 512,253.15 and 152,059.30

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Solution

The fourth proportional to 341,307.70, 512,253.15 and 152,059.30 is: 228,218.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,307.70 : 512,253.15 = 152,059.30 : x
  2. Step 2: Convert to fraction form
    341,307.70/512,253.15 = 152,059.30/x
  3. Step 3: Cross multiply
    341,307.70x = 512,253.15 × 152,059.30
  4. Step 4: Simplify right side
    341,307.70x = 77,892,855,411.80
  5. Step 5: Solve for x
    x = 77,892,855,411.80/341,307.70
  6. Step 6: Final answer
    x = 228,218.86

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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.