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Finding the Fourth Proportional to 573,407.28, 859,031.96 and 336,044.88

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Solution

The fourth proportional to 573,407.28, 859,031.96 and 336,044.88 is: 503,435.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,407.28 : 859,031.96 = 336,044.88 : x
  2. Step 2: Convert to fraction form
    573,407.28/859,031.96 = 336,044.88/x
  3. Step 3: Cross multiply
    573,407.28x = 859,031.96 × 336,044.88
  4. Step 4: Simplify right side
    573,407.28x = 288,673,291,914.37
  5. Step 5: Solve for x
    x = 288,673,291,914.37/573,407.28
  6. Step 6: Final answer
    x = 503,435.00

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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.