Home / 962,059.61-1,442,683.42-288,236.72

Finding the Fourth Proportional to 962,059.61, 1,442,683.42 and 288,236.72

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Solution

The fourth proportional to 962,059.61, 1,442,683.42 and 288,236.72 is: 432,233.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,059.61 : 1,442,683.42 = 288,236.72 : x
  2. Step 2: Convert to fraction form
    962,059.61/1,442,683.42 = 288,236.72/x
  3. Step 3: Cross multiply
    962,059.61x = 1,442,683.42 × 288,236.72
  4. Step 4: Simplify right side
    962,059.61x = 415,834,336,979.18
  5. Step 5: Solve for x
    x = 415,834,336,979.18/962,059.61
  6. Step 6: Final answer
    x = 432,233.44

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Double scale
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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.