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Finding the Fourth Proportional to 442,077.50, 610,066.96 and 240,873.50

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Solution

The fourth proportional to 442,077.50, 610,066.96 and 240,873.50 is: 332,405.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,077.50 : 610,066.96 = 240,873.50 : x
  2. Step 2: Convert to fraction form
    442,077.50/610,066.96 = 240,873.50/x
  3. Step 3: Cross multiply
    442,077.50x = 610,066.96 × 240,873.50
  4. Step 4: Simplify right side
    442,077.50x = 146,948,963,889.56
  5. Step 5: Solve for x
    x = 146,948,963,889.56/442,077.50
  6. Step 6: Final answer
    x = 332,405.44

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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.