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Finding the Fourth Proportional to 354,670.06, 532,246.07 and 144,346.27

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Solution

The fourth proportional to 354,670.06, 532,246.07 and 144,346.27 is: 216,617.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,670.06 : 532,246.07 = 144,346.27 : x
  2. Step 2: Convert to fraction form
    354,670.06/532,246.07 = 144,346.27/x
  3. Step 3: Cross multiply
    354,670.06x = 532,246.07 × 144,346.27
  4. Step 4: Simplify right side
    354,670.06x = 76,827,734,926.66
  5. Step 5: Solve for x
    x = 76,827,734,926.66/354,670.06
  6. Step 6: Final answer
    x = 216,617.48

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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.