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Finding the Fourth Proportional to 610,026.74, 915,046.32 and 160,812.08

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Solution

The fourth proportional to 610,026.74, 915,046.32 and 160,812.08 is: 241,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,026.74 : 915,046.32 = 160,812.08 : x
  2. Step 2: Convert to fraction form
    610,026.74/915,046.32 = 160,812.08/x
  3. Step 3: Cross multiply
    610,026.74x = 915,046.32 × 160,812.08
  4. Step 4: Simplify right side
    610,026.74x = 147,150,502,015.55
  5. Step 5: Solve for x
    x = 147,150,502,015.55/610,026.74
  6. Step 6: Final answer
    x = 241,219.76

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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.