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Finding the Fourth Proportional to 472,601.28, 652,228.59 and 268,716.18

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Solution

The fourth proportional to 472,601.28, 652,228.59 and 268,716.18 is: 370,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,601.28 : 652,228.59 = 268,716.18 : x
  2. Step 2: Convert to fraction form
    472,601.28/652,228.59 = 268,716.18/x
  3. Step 3: Cross multiply
    472,601.28x = 652,228.59 × 268,716.18
  4. Step 4: Simplify right side
    472,601.28x = 175,264,375,191.59
  5. Step 5: Solve for x
    x = 175,264,375,191.59/472,601.28
  6. Step 6: Final answer
    x = 370,850.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.