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Finding the Fourth Proportional to 360,025.68, 539,446.80 and 123,239.19

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Solution

The fourth proportional to 360,025.68, 539,446.80 and 123,239.19 is: 184,656.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,025.68 : 539,446.80 = 123,239.19 : x
  2. Step 2: Convert to fraction form
    360,025.68/539,446.80 = 123,239.19/x
  3. Step 3: Cross multiply
    360,025.68x = 539,446.80 × 123,239.19
  4. Step 4: Simplify right side
    360,025.68x = 66,480,986,680.09
  5. Step 5: Solve for x
    x = 66,480,986,680.09/360,025.68
  6. Step 6: Final answer
    x = 184,656.24

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1.5x scale

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.