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Finding the Fourth Proportional to 437.35, 603.30 and 297.22

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Solution

The fourth proportional to 437.35, 603.30 and 297.22 is: 410.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.35 : 603.30 = 297.22 : x
  2. Step 2: Convert to fraction form
    437.35/603.30 = 297.22/x
  3. Step 3: Cross multiply
    437.35x = 603.30 × 297.22
  4. Step 4: Simplify right side
    437.35x = 179,312.83
  5. Step 5: Solve for x
    x = 179,312.83/437.35
  6. Step 6: Final answer
    x = 410.00

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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.