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Finding the Fourth Proportional to 559,389.93, 838,523.10 and 180,031.89

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Solution

The fourth proportional to 559,389.93, 838,523.10 and 180,031.89 is: 269,867.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,389.93 : 838,523.10 = 180,031.89 : x
  2. Step 2: Convert to fraction form
    559,389.93/838,523.10 = 180,031.89/x
  3. Step 3: Cross multiply
    559,389.93x = 838,523.10 × 180,031.89
  4. Step 4: Simplify right side
    559,389.93x = 150,960,898,501.66
  5. Step 5: Solve for x
    x = 150,960,898,501.66/559,389.93
  6. Step 6: Final answer
    x = 269,867.03

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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.