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Finding the Fourth Proportional to 559,534.03, 839,549.13 and 293,231.23

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Solution

The fourth proportional to 559,534.03, 839,549.13 and 293,231.23 is: 439,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,534.03 : 839,549.13 = 293,231.23 : x
  2. Step 2: Convert to fraction form
    559,534.03/839,549.13 = 293,231.23/x
  3. Step 3: Cross multiply
    559,534.03x = 839,549.13 × 293,231.23
  4. Step 4: Simplify right side
    559,534.03x = 246,182,024,035.33
  5. Step 5: Solve for x
    x = 246,182,024,035.33/559,534.03
  6. Step 6: Final answer
    x = 439,976.86

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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.