Home / 709,191.46-979,045.41-547,683.94

Finding the Fourth Proportional to 709,191.46, 979,045.41 and 547,683.94

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Solution

The fourth proportional to 709,191.46, 979,045.41 and 547,683.94 is: 756,082.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,191.46 : 979,045.41 = 547,683.94 : x
  2. Step 2: Convert to fraction form
    709,191.46/979,045.41 = 547,683.94/x
  3. Step 3: Cross multiply
    709,191.46x = 979,045.41 × 547,683.94
  4. Step 4: Simplify right side
    709,191.46x = 536,207,447,587.72
  5. Step 5: Solve for x
    x = 536,207,447,587.72/709,191.46
  6. Step 6: Final answer
    x = 756,082.78

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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.