Home / 785,003.10-1,177,672.05-448,205.10

Finding the Fourth Proportional to 785,003.10, 1,177,672.05 and 448,205.10

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Solution

The fourth proportional to 785,003.10, 1,177,672.05 and 448,205.10 is: 672,403.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,003.10 : 1,177,672.05 = 448,205.10 : x
  2. Step 2: Convert to fraction form
    785,003.10/1,177,672.05 = 448,205.10/x
  3. Step 3: Cross multiply
    785,003.10x = 1,177,672.05 × 448,205.10
  4. Step 4: Simplify right side
    785,003.10x = 527,838,618,937.46
  5. Step 5: Solve for x
    x = 527,838,618,937.46/785,003.10
  6. Step 6: Final answer
    x = 672,403.23

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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.