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Finding the Fourth Proportional to 632.46, 947.07 and 535.26

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Solution

The fourth proportional to 632.46, 947.07 and 535.26 is: 801.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.46 : 947.07 = 535.26 : x
  2. Step 2: Convert to fraction form
    632.46/947.07 = 535.26/x
  3. Step 3: Cross multiply
    632.46x = 947.07 × 535.26
  4. Step 4: Simplify right side
    632.46x = 506,928.69
  5. Step 5: Solve for x
    x = 506,928.69/632.46
  6. Step 6: Final answer
    x = 801.52

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Double scale
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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.