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Finding the Fourth Proportional to 497,011.89, 745,517.82 and 123,034.89

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Solution

The fourth proportional to 497,011.89, 745,517.82 and 123,034.89 is: 184,552.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,011.89 : 745,517.82 = 123,034.89 : x
  2. Step 2: Convert to fraction form
    497,011.89/745,517.82 = 123,034.89/x
  3. Step 3: Cross multiply
    497,011.89x = 745,517.82 × 123,034.89
  4. Step 4: Simplify right side
    497,011.89x = 91,724,702,976.74
  5. Step 5: Solve for x
    x = 91,724,702,976.74/497,011.89
  6. Step 6: Final answer
    x = 184,552.33

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1.5x scale

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.