Home / 779,862.85-1,168,775.07-564,446.91

Finding the Fourth Proportional to 779,862.85, 1,168,775.07 and 564,446.91

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Solution

The fourth proportional to 779,862.85, 1,168,775.07 and 564,446.91 is: 845,932.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,862.85 : 1,168,775.07 = 564,446.91 : x
  2. Step 2: Convert to fraction form
    779,862.85/1,168,775.07 = 564,446.91/x
  3. Step 3: Cross multiply
    779,862.85x = 1,168,775.07 × 564,446.91
  4. Step 4: Simplify right side
    779,862.85x = 659,711,470,902.66
  5. Step 5: Solve for x
    x = 659,711,470,902.66/779,862.85
  6. Step 6: Final answer
    x = 845,932.68

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1.5x scale

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.