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Finding the Fourth Proportional to 472,512.32, 652,043.36 and 268,536.32

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Solution

The fourth proportional to 472,512.32, 652,043.36 and 268,536.32 is: 370,566.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,512.32 : 652,043.36 = 268,536.32 : x
  2. Step 2: Convert to fraction form
    472,512.32/652,043.36 = 268,536.32/x
  3. Step 3: Cross multiply
    472,512.32x = 652,043.36 × 268,536.32
  4. Step 4: Simplify right side
    472,512.32x = 175,097,324,374.84
  5. Step 5: Solve for x
    x = 175,097,324,374.84/472,512.32
  6. Step 6: Final answer
    x = 370,566.69

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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.