Home / 537,985.90-806,892.45-163,921.90

Finding the Fourth Proportional to 537,985.90, 806,892.45 and 163,921.90

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Solution

The fourth proportional to 537,985.90, 806,892.45 and 163,921.90 is: 245,856.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,985.90 : 806,892.45 = 163,921.90 : x
  2. Step 2: Convert to fraction form
    537,985.90/806,892.45 = 163,921.90/x
  3. Step 3: Cross multiply
    537,985.90x = 806,892.45 × 163,921.90
  4. Step 4: Simplify right side
    537,985.90x = 132,267,343,499.66
  5. Step 5: Solve for x
    x = 132,267,343,499.66/537,985.90
  6. Step 6: Final answer
    x = 245,856.52

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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.