Home / 987,222.19-1,480,833.30-239,268.19

Finding the Fourth Proportional to 987,222.19, 1,480,833.30 and 239,268.19

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Solution

The fourth proportional to 987,222.19, 1,480,833.30 and 239,268.19 is: 358,902.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,222.19 : 1,480,833.30 = 239,268.19 : x
  2. Step 2: Convert to fraction form
    987,222.19/1,480,833.30 = 239,268.19/x
  3. Step 3: Cross multiply
    987,222.19x = 1,480,833.30 × 239,268.19
  4. Step 4: Simplify right side
    987,222.19x = 354,316,303,382.73
  5. Step 5: Solve for x
    x = 354,316,303,382.73/987,222.19
  6. Step 6: Final answer
    x = 358,902.29

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Similar ratio
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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.