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Finding the Fourth Proportional to 345,337.74, 517,870.47 and 167,792.22

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Solution

The fourth proportional to 345,337.74, 517,870.47 and 167,792.22 is: 251,622.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,337.74 : 517,870.47 = 167,792.22 : x
  2. Step 2: Convert to fraction form
    345,337.74/517,870.47 = 167,792.22/x
  3. Step 3: Cross multiply
    345,337.74x = 517,870.47 × 167,792.22
  4. Step 4: Simplify right side
    345,337.74x = 86,894,635,833.74
  5. Step 5: Solve for x
    x = 86,894,635,833.74/345,337.74
  6. Step 6: Final answer
    x = 251,622.18

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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.