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Finding the Fourth Proportional to 586.98, 810.03 and 325.02

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Solution

The fourth proportional to 586.98, 810.03 and 325.02 is: 448.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.98 : 810.03 = 325.02 : x
  2. Step 2: Convert to fraction form
    586.98/810.03 = 325.02/x
  3. Step 3: Cross multiply
    586.98x = 810.03 × 325.02
  4. Step 4: Simplify right side
    586.98x = 263,275.95
  5. Step 5: Solve for x
    x = 263,275.95/586.98
  6. Step 6: Final answer
    x = 448.53

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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.