Home / 779,790.66-1,167,024.60-653,573.49

Finding the Fourth Proportional to 779,790.66, 1,167,024.60 and 653,573.49

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Solution

The fourth proportional to 779,790.66, 1,167,024.60 and 653,573.49 is: 978,129.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,790.66 : 1,167,024.60 = 653,573.49 : x
  2. Step 2: Convert to fraction form
    779,790.66/1,167,024.60 = 653,573.49/x
  3. Step 3: Cross multiply
    779,790.66x = 1,167,024.60 × 653,573.49
  4. Step 4: Simplify right side
    779,790.66x = 762,736,340,737.85
  5. Step 5: Solve for x
    x = 762,736,340,737.85/779,790.66
  6. Step 6: Final answer
    x = 978,129.62

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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.