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Finding the Fourth Proportional to 652,499.70, 915,599.10 and 652,499.70

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Solution

The fourth proportional to 652,499.70, 915,599.10 and 652,499.70 is: 915,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,499.70 : 915,599.10 = 652,499.70 : x
  2. Step 2: Convert to fraction form
    652,499.70/915,599.10 = 652,499.70/x
  3. Step 3: Cross multiply
    652,499.70x = 915,599.10 × 652,499.70
  4. Step 4: Simplify right side
    652,499.70x = 597,428,138,070.27
  5. Step 5: Solve for x
    x = 597,428,138,070.27/652,499.70
  6. Step 6: Final answer
    x = 915,599.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.