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Finding the Fourth Proportional to 347,071.25, 520,649.00 and 97,753.25

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Solution

The fourth proportional to 347,071.25, 520,649.00 and 97,753.25 is: 146,641.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,071.25 : 520,649.00 = 97,753.25 : x
  2. Step 2: Convert to fraction form
    347,071.25/520,649.00 = 97,753.25/x
  3. Step 3: Cross multiply
    347,071.25x = 520,649.00 × 97,753.25
  4. Step 4: Simplify right side
    347,071.25x = 50,895,128,767.24
  5. Step 5: Solve for x
    x = 50,895,128,767.24/347,071.25
  6. Step 6: Final answer
    x = 146,641.73

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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.