Home / 316,852.25-437,185.17-180,842.72

Finding the Fourth Proportional to 316,852.25, 437,185.17 and 180,842.72

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Solution

The fourth proportional to 316,852.25, 437,185.17 and 180,842.72 is: 249,522.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,852.25 : 437,185.17 = 180,842.72 : x
  2. Step 2: Convert to fraction form
    316,852.25/437,185.17 = 180,842.72/x
  3. Step 3: Cross multiply
    316,852.25x = 437,185.17 × 180,842.72
  4. Step 4: Simplify right side
    316,852.25x = 79,061,755,286.46
  5. Step 5: Solve for x
    x = 79,061,755,286.46/316,852.25
  6. Step 6: Final answer
    x = 249,522.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.