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Finding the Fourth Proportional to 582.95, 805.24 and 435.33

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Solution

The fourth proportional to 582.95, 805.24 and 435.33 is: 601.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.95 : 805.24 = 435.33 : x
  2. Step 2: Convert to fraction form
    582.95/805.24 = 435.33/x
  3. Step 3: Cross multiply
    582.95x = 805.24 × 435.33
  4. Step 4: Simplify right side
    582.95x = 350,545.67
  5. Step 5: Solve for x
    x = 350,545.67/582.95
  6. Step 6: Final answer
    x = 601.33

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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.