Home / 910,282.98-1,365,425.16-311,248.65

Finding the Fourth Proportional to 910,282.98, 1,365,425.16 and 311,248.65

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Solution

The fourth proportional to 910,282.98, 1,365,425.16 and 311,248.65 is: 466,873.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,282.98 : 1,365,425.16 = 311,248.65 : x
  2. Step 2: Convert to fraction form
    910,282.98/1,365,425.16 = 311,248.65/x
  3. Step 3: Cross multiply
    910,282.98x = 1,365,425.16 × 311,248.65
  4. Step 4: Simplify right side
    910,282.98x = 424,986,737,726.03
  5. Step 5: Solve for x
    x = 424,986,737,726.03/910,282.98
  6. Step 6: Final answer
    x = 466,873.21

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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.