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Finding the Fourth Proportional to 646,092.80, 967,972.80 and 604,102.40

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Solution

The fourth proportional to 646,092.80, 967,972.80 and 604,102.40 is: 905,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,092.80 : 967,972.80 = 604,102.40 : x
  2. Step 2: Convert to fraction form
    646,092.80/967,972.80 = 604,102.40/x
  3. Step 3: Cross multiply
    646,092.80x = 967,972.80 × 604,102.40
  4. Step 4: Simplify right side
    646,092.80x = 584,754,691,614.72
  5. Step 5: Solve for x
    x = 584,754,691,614.72/646,092.80
  6. Step 6: Final answer
    x = 905,063.01

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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.