Home / 538,966.10-808,564.35-165,026.90

Finding the Fourth Proportional to 538,966.10, 808,564.35 and 165,026.90

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Solution

The fourth proportional to 538,966.10, 808,564.35 and 165,026.90 is: 247,575.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,966.10 : 808,564.35 = 165,026.90 : x
  2. Step 2: Convert to fraction form
    538,966.10/808,564.35 = 165,026.90/x
  3. Step 3: Cross multiply
    538,966.10x = 808,564.35 × 165,026.90
  4. Step 4: Simplify right side
    538,966.10x = 133,434,868,131.02
  5. Step 5: Solve for x
    x = 133,434,868,131.02/538,966.10
  6. Step 6: Final answer
    x = 247,575.62

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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.