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Finding the Fourth Proportional to 925.16, 1,275.86 and 593.69

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Solution

The fourth proportional to 925.16, 1,275.86 and 593.69 is: 818.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    925.16 : 1,275.86 = 593.69 : x
  2. Step 2: Convert to fraction form
    925.16/1,275.86 = 593.69/x
  3. Step 3: Cross multiply
    925.16x = 1,275.86 × 593.69
  4. Step 4: Simplify right side
    925.16x = 757,462.35
  5. Step 5: Solve for x
    x = 757,462.35/925.16
  6. Step 6: Final answer
    x = 818.74

Related Problems

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Half scale
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Double scale
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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.