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Finding the Fourth Proportional to 334,363.70, 501,545.55 and 147,739.70

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Solution

The fourth proportional to 334,363.70, 501,545.55 and 147,739.70 is: 221,609.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,363.70 : 501,545.55 = 147,739.70 : x
  2. Step 2: Convert to fraction form
    334,363.70/501,545.55 = 147,739.70/x
  3. Step 3: Cross multiply
    334,363.70x = 501,545.55 × 147,739.70
  4. Step 4: Simplify right side
    334,363.70x = 74,098,189,093.34
  5. Step 5: Solve for x
    x = 74,098,189,093.34/334,363.70
  6. Step 6: Final answer
    x = 221,609.55

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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.