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Finding the Fourth Proportional to 590.01, 813.76 and 432.58

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Solution

The fourth proportional to 590.01, 813.76 and 432.58 is: 596.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.01 : 813.76 = 432.58 : x
  2. Step 2: Convert to fraction form
    590.01/813.76 = 432.58/x
  3. Step 3: Cross multiply
    590.01x = 813.76 × 432.58
  4. Step 4: Simplify right side
    590.01x = 352,016.30
  5. Step 5: Solve for x
    x = 352,016.30/590.01
  6. Step 6: Final answer
    x = 596.63

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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.