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Finding the Fourth Proportional to 347,437, 520,922.22 and 160,346.44

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Solution

The fourth proportional to 347,437, 520,922.22 and 160,346.44 is: 240,412.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,437 : 520,922.22 = 160,346.44 : x
  2. Step 2: Convert to fraction form
    347,437/520,922.22 = 160,346.44/x
  3. Step 3: Cross multiply
    347,437x = 520,922.22 × 160,346.44
  4. Step 4: Simplify right side
    347,437x = 83,528,023,493.90
  5. Step 5: Solve for x
    x = 83,528,023,493.90/347,437
  6. Step 6: Final answer
    x = 240,412.00

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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.