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Finding the Fourth Proportional to 573,031.48, 859,719.10 and 231,299.07

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Solution

The fourth proportional to 573,031.48, 859,719.10 and 231,299.07 is: 347,017.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,031.48 : 859,719.10 = 231,299.07 : x
  2. Step 2: Convert to fraction form
    573,031.48/859,719.10 = 231,299.07/x
  3. Step 3: Cross multiply
    573,031.48x = 859,719.10 × 231,299.07
  4. Step 4: Simplify right side
    573,031.48x = 198,852,228,291.24
  5. Step 5: Solve for x
    x = 198,852,228,291.24/573,031.48
  6. Step 6: Final answer
    x = 347,017.98

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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.