Home / 838,444.80-1,257,553.80-333,377.40

Finding the Fourth Proportional to 838,444.80, 1,257,553.80 and 333,377.40

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Solution

The fourth proportional to 838,444.80, 1,257,553.80 and 333,377.40 is: 500,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,444.80 : 1,257,553.80 = 333,377.40 : x
  2. Step 2: Convert to fraction form
    838,444.80/1,257,553.80 = 333,377.40/x
  3. Step 3: Cross multiply
    838,444.80x = 1,257,553.80 × 333,377.40
  4. Step 4: Simplify right side
    838,444.80x = 419,240,016,204.12
  5. Step 5: Solve for x
    x = 419,240,016,204.12/838,444.80
  6. Step 6: Final answer
    x = 500,021.01

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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.