Home / 437,649.20-603,955.41-236,445.20

Finding the Fourth Proportional to 437,649.20, 603,955.41 and 236,445.20

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Solution

The fourth proportional to 437,649.20, 603,955.41 and 236,445.20 is: 326,294.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,649.20 : 603,955.41 = 236,445.20 : x
  2. Step 2: Convert to fraction form
    437,649.20/603,955.41 = 236,445.20/x
  3. Step 3: Cross multiply
    437,649.20x = 603,955.41 × 236,445.20
  4. Step 4: Simplify right side
    437,649.20x = 142,802,357,708.53
  5. Step 5: Solve for x
    x = 142,802,357,708.53/437,649.20
  6. Step 6: Final answer
    x = 326,294.11

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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.