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Finding the Fourth Proportional to 437.02, 652.48 and 375.90

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Solution

The fourth proportional to 437.02, 652.48 and 375.90 is: 561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.02 : 652.48 = 375.90 : x
  2. Step 2: Convert to fraction form
    437.02/652.48 = 375.90/x
  3. Step 3: Cross multiply
    437.02x = 652.48 × 375.90
  4. Step 4: Simplify right side
    437.02x = 245,265.35
  5. Step 5: Solve for x
    x = 245,265.35/437.02
  6. Step 6: Final answer
    x = 561.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.