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Finding the Fourth Proportional to 1,652.58, 2,479.10 and 598.31

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Solution

The fourth proportional to 1,652.58, 2,479.10 and 598.31 is: 897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.58 : 2,479.10 = 598.31 : x
  2. Step 2: Convert to fraction form
    1,652.58/2,479.10 = 598.31/x
  3. Step 3: Cross multiply
    1,652.58x = 2,479.10 × 598.31
  4. Step 4: Simplify right side
    1,652.58x = 1,483,270.32
  5. Step 5: Solve for x
    x = 1,483,270.32/1,652.58
  6. Step 6: Final answer
    x = 897.55

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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.