Home / 744,128.40-1,116,197.52-238,766.16

Finding the Fourth Proportional to 744,128.40, 1,116,197.52 and 238,766.16

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Solution

The fourth proportional to 744,128.40, 1,116,197.52 and 238,766.16 is: 358,150.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,128.40 : 1,116,197.52 = 238,766.16 : x
  2. Step 2: Convert to fraction form
    744,128.40/1,116,197.52 = 238,766.16/x
  3. Step 3: Cross multiply
    744,128.40x = 1,116,197.52 × 238,766.16
  4. Step 4: Simplify right side
    744,128.40x = 266,510,195,651.92
  5. Step 5: Solve for x
    x = 266,510,195,651.92/744,128.40
  6. Step 6: Final answer
    x = 358,150.82

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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.