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Finding the Fourth Proportional to 598.88, 898.48 and 572.32

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Solution

The fourth proportional to 598.88, 898.48 and 572.32 is: 858.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.88 : 898.48 = 572.32 : x
  2. Step 2: Convert to fraction form
    598.88/898.48 = 572.32/x
  3. Step 3: Cross multiply
    598.88x = 898.48 × 572.32
  4. Step 4: Simplify right side
    598.88x = 514,218.07
  5. Step 5: Solve for x
    x = 514,218.07/598.88
  6. Step 6: Final answer
    x = 858.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.