Home / 502,967.08-754,543.86-166,031.20

Finding the Fourth Proportional to 502,967.08, 754,543.86 and 166,031.20

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Solution

The fourth proportional to 502,967.08, 754,543.86 and 166,031.20 is: 249,077.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,967.08 : 754,543.86 = 166,031.20 : x
  2. Step 2: Convert to fraction form
    502,967.08/754,543.86 = 166,031.20/x
  3. Step 3: Cross multiply
    502,967.08x = 754,543.86 × 166,031.20
  4. Step 4: Simplify right side
    502,967.08x = 125,277,822,528.43
  5. Step 5: Solve for x
    x = 125,277,822,528.43/502,967.08
  6. Step 6: Final answer
    x = 249,077.58

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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.