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Finding the Fourth Proportional to 349,251.76, 523,987.02 and 146,954.26

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Solution

The fourth proportional to 349,251.76, 523,987.02 and 146,954.26 is: 220,477.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,251.76 : 523,987.02 = 146,954.26 : x
  2. Step 2: Convert to fraction form
    349,251.76/523,987.02 = 146,954.26/x
  3. Step 3: Cross multiply
    349,251.76x = 523,987.02 × 146,954.26
  4. Step 4: Simplify right side
    349,251.76x = 77,002,124,773.71
  5. Step 5: Solve for x
    x = 77,002,124,773.71/349,251.76
  6. Step 6: Final answer
    x = 220,477.41

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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.