Home / 571,877.94-857,823.07-172,522.17

Finding the Fourth Proportional to 571,877.94, 857,823.07 and 172,522.17

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Solution

The fourth proportional to 571,877.94, 857,823.07 and 172,522.17 is: 258,785.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,877.94 : 857,823.07 = 172,522.17 : x
  2. Step 2: Convert to fraction form
    571,877.94/857,823.07 = 172,522.17/x
  3. Step 3: Cross multiply
    571,877.94x = 857,823.07 × 172,522.17
  4. Step 4: Simplify right side
    571,877.94x = 147,993,497,512.46
  5. Step 5: Solve for x
    x = 147,993,497,512.46/571,877.94
  6. Step 6: Final answer
    x = 258,785.11

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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.