Home / 676,120.06-933,045.90-370,215.82

Finding the Fourth Proportional to 676,120.06, 933,045.90 and 370,215.82

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Solution

The fourth proportional to 676,120.06, 933,045.90 and 370,215.82 is: 510,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,120.06 : 933,045.90 = 370,215.82 : x
  2. Step 2: Convert to fraction form
    676,120.06/933,045.90 = 370,215.82/x
  3. Step 3: Cross multiply
    676,120.06x = 933,045.90 × 370,215.82
  4. Step 4: Simplify right side
    676,120.06x = 345,428,351,115.06
  5. Step 5: Solve for x
    x = 345,428,351,115.06/676,120.06
  6. Step 6: Final answer
    x = 510,897.95

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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.