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Finding the Fourth Proportional to 595.53, 897.35 and 489.69

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Solution

The fourth proportional to 595.53, 897.35 and 489.69 is: 737.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.53 : 897.35 = 489.69 : x
  2. Step 2: Convert to fraction form
    595.53/897.35 = 489.69/x
  3. Step 3: Cross multiply
    595.53x = 897.35 × 489.69
  4. Step 4: Simplify right side
    595.53x = 439,423.32
  5. Step 5: Solve for x
    x = 439,423.32/595.53
  6. Step 6: Final answer
    x = 737.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.