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Finding the Fourth Proportional to 424.98, 586.37 and 369.63

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Solution

The fourth proportional to 424.98, 586.37 and 369.63 is: 510.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    424.98 : 586.37 = 369.63 : x
  2. Step 2: Convert to fraction form
    424.98/586.37 = 369.63/x
  3. Step 3: Cross multiply
    424.98x = 586.37 × 369.63
  4. Step 4: Simplify right side
    424.98x = 216,740.87
  5. Step 5: Solve for x
    x = 216,740.87/424.98
  6. Step 6: Final answer
    x = 510.00

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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.