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Finding the Fourth Proportional to 246,266.46, 369,420.66 and 77,741.70

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Solution

The fourth proportional to 246,266.46, 369,420.66 and 77,741.70 is: 116,619.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,266.46 : 369,420.66 = 77,741.70 : x
  2. Step 2: Convert to fraction form
    246,266.46/369,420.66 = 77,741.70/x
  3. Step 3: Cross multiply
    246,266.46x = 369,420.66 × 77,741.70
  4. Step 4: Simplify right side
    246,266.46x = 28,719,390,123.52
  5. Step 5: Solve for x
    x = 28,719,390,123.52/246,266.46
  6. Step 6: Final answer
    x = 116,619.17

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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.