Home / 838,834.80-1,257,366.06-602,049.12

Finding the Fourth Proportional to 838,834.80, 1,257,366.06 and 602,049.12

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Solution

The fourth proportional to 838,834.80, 1,257,366.06 and 602,049.12 is: 902,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,834.80 : 1,257,366.06 = 602,049.12 : x
  2. Step 2: Convert to fraction form
    838,834.80/1,257,366.06 = 602,049.12/x
  3. Step 3: Cross multiply
    838,834.80x = 1,257,366.06 × 602,049.12
  4. Step 4: Simplify right side
    838,834.80x = 756,996,129,940.87
  5. Step 5: Solve for x
    x = 756,996,129,940.87/838,834.80
  6. Step 6: Final answer
    x = 902,437.68

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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.