Home / 439,132.63-606,003.43-237,928.63

Finding the Fourth Proportional to 439,132.63, 606,003.43 and 237,928.63

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Solution

The fourth proportional to 439,132.63, 606,003.43 and 237,928.63 is: 328,341.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,132.63 : 606,003.43 = 237,928.63 : x
  2. Step 2: Convert to fraction form
    439,132.63/606,003.43 = 237,928.63/x
  3. Step 3: Cross multiply
    439,132.63x = 606,003.43 × 237,928.63
  4. Step 4: Simplify right side
    439,132.63x = 144,185,565,875.20
  5. Step 5: Solve for x
    x = 144,185,565,875.20/439,132.63
  6. Step 6: Final answer
    x = 328,341.73

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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.