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Finding the Fourth Proportional to 567.32, 782.19 and 370.49

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Solution

The fourth proportional to 567.32, 782.19 and 370.49 is: 510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.32 : 782.19 = 370.49 : x
  2. Step 2: Convert to fraction form
    567.32/782.19 = 370.49/x
  3. Step 3: Cross multiply
    567.32x = 782.19 × 370.49
  4. Step 4: Simplify right side
    567.32x = 289,789.66
  5. Step 5: Solve for x
    x = 289,789.66/567.32
  6. Step 6: Final answer
    x = 510.81

Related Problems

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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.