Home / 779,306.43-1,167,926.25-400,211.85

Finding the Fourth Proportional to 779,306.43, 1,167,926.25 and 400,211.85

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Solution

The fourth proportional to 779,306.43, 1,167,926.25 and 400,211.85 is: 599,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,306.43 : 1,167,926.25 = 400,211.85 : x
  2. Step 2: Convert to fraction form
    779,306.43/1,167,926.25 = 400,211.85/x
  3. Step 3: Cross multiply
    779,306.43x = 1,167,926.25 × 400,211.85
  4. Step 4: Simplify right side
    779,306.43x = 467,417,925,176.06
  5. Step 5: Solve for x
    x = 467,417,925,176.06/779,306.43
  6. Step 6: Final answer
    x = 599,787.08

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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.