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Finding the Fourth Proportional to 590.52, 813.06 and 501.82

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Solution

The fourth proportional to 590.52, 813.06 and 501.82 is: 690.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.52 : 813.06 = 501.82 : x
  2. Step 2: Convert to fraction form
    590.52/813.06 = 501.82/x
  3. Step 3: Cross multiply
    590.52x = 813.06 × 501.82
  4. Step 4: Simplify right side
    590.52x = 408,009.77
  5. Step 5: Solve for x
    x = 408,009.77/590.52
  6. Step 6: Final answer
    x = 690.93

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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.