Home / 937,344.81-1,406,019.26-338,728.74

Finding the Fourth Proportional to 937,344.81, 1,406,019.26 and 338,728.74

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Solution

The fourth proportional to 937,344.81, 1,406,019.26 and 338,728.74 is: 508,093.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,344.81 : 1,406,019.26 = 338,728.74 : x
  2. Step 2: Convert to fraction form
    937,344.81/1,406,019.26 = 338,728.74/x
  3. Step 3: Cross multiply
    937,344.81x = 1,406,019.26 × 338,728.74
  4. Step 4: Simplify right side
    937,344.81x = 476,259,127,929.78
  5. Step 5: Solve for x
    x = 476,259,127,929.78/937,344.81
  6. Step 6: Final answer
    x = 508,093.85

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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.