Home / 776,006.92-1,070,881.81-431,836.96

Finding the Fourth Proportional to 776,006.92, 1,070,881.81 and 431,836.96

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Solution

The fourth proportional to 776,006.92, 1,070,881.81 and 431,836.96 is: 595,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,006.92 : 1,070,881.81 = 431,836.96 : x
  2. Step 2: Convert to fraction form
    776,006.92/1,070,881.81 = 431,836.96/x
  3. Step 3: Cross multiply
    776,006.92x = 1,070,881.81 × 431,836.96
  4. Step 4: Simplify right side
    776,006.92x = 462,446,341,367.70
  5. Step 5: Solve for x
    x = 462,446,341,367.70/776,006.92
  6. Step 6: Final answer
    x = 595,930.69

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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.