Home / 937,876.61-1,406,527.62-338,763.89

Finding the Fourth Proportional to 937,876.61, 1,406,527.62 and 338,763.89

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Solution

The fourth proportional to 937,876.61, 1,406,527.62 and 338,763.89 is: 508,042.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,876.61 : 1,406,527.62 = 338,763.89 : x
  2. Step 2: Convert to fraction form
    937,876.61/1,406,527.62 = 338,763.89/x
  3. Step 3: Cross multiply
    937,876.61x = 1,406,527.62 × 338,763.89
  4. Step 4: Simplify right side
    937,876.61x = 476,480,767,943.64
  5. Step 5: Solve for x
    x = 476,480,767,943.64/937,876.61
  6. Step 6: Final answer
    x = 508,042.06

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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.