Home / 676,225.38-933,178.72-370,296.15

Finding the Fourth Proportional to 676,225.38, 933,178.72 and 370,296.15

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Solution

The fourth proportional to 676,225.38, 933,178.72 and 370,296.15 is: 511,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,225.38 : 933,178.72 = 370,296.15 : x
  2. Step 2: Convert to fraction form
    676,225.38/933,178.72 = 370,296.15/x
  3. Step 3: Cross multiply
    676,225.38x = 933,178.72 × 370,296.15
  4. Step 4: Simplify right side
    676,225.38x = 345,552,487,277.93
  5. Step 5: Solve for x
    x = 345,552,487,277.93/676,225.38
  6. Step 6: Final answer
    x = 511,001.95

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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.