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Finding the Fourth Proportional to 926.32, 1,277.16 and 594.16

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Solution

The fourth proportional to 926.32, 1,277.16 and 594.16 is: 819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    926.32 : 1,277.16 = 594.16 : x
  2. Step 2: Convert to fraction form
    926.32/1,277.16 = 594.16/x
  3. Step 3: Cross multiply
    926.32x = 1,277.16 × 594.16
  4. Step 4: Simplify right side
    926.32x = 758,837.39
  5. Step 5: Solve for x
    x = 758,837.39/926.32
  6. Step 6: Final answer
    x = 819.20

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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.