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Finding the Fourth Proportional to 356,677.89, 492,134.63 and 241,972.17

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Solution

The fourth proportional to 356,677.89, 492,134.63 and 241,972.17 is: 333,866.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,677.89 : 492,134.63 = 241,972.17 : x
  2. Step 2: Convert to fraction form
    356,677.89/492,134.63 = 241,972.17/x
  3. Step 3: Cross multiply
    356,677.89x = 492,134.63 × 241,972.17
  4. Step 4: Simplify right side
    356,677.89x = 119,082,884,353.25
  5. Step 5: Solve for x
    x = 119,082,884,353.25/356,677.89
  6. Step 6: Final answer
    x = 333,866.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.