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Finding the Fourth Proportional to 467,300.39, 701,018.25 and 147,343.66

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Solution

The fourth proportional to 467,300.39, 701,018.25 and 147,343.66 is: 221,036.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,300.39 : 701,018.25 = 147,343.66 : x
  2. Step 2: Convert to fraction form
    467,300.39/701,018.25 = 147,343.66/x
  3. Step 3: Cross multiply
    467,300.39x = 701,018.25 × 147,343.66
  4. Step 4: Simplify right side
    467,300.39x = 103,290,592,376.71
  5. Step 5: Solve for x
    x = 103,290,592,376.71/467,300.39
  6. Step 6: Final answer
    x = 221,036.82

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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.