Home / 465,347.77-642,080.28-271,667.52

Finding the Fourth Proportional to 465,347.77, 642,080.28 and 271,667.52

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Solution

The fourth proportional to 465,347.77, 642,080.28 and 271,667.52 is: 374,843.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,347.77 : 642,080.28 = 271,667.52 : x
  2. Step 2: Convert to fraction form
    465,347.77/642,080.28 = 271,667.52/x
  3. Step 3: Cross multiply
    465,347.77x = 642,080.28 × 271,667.52
  4. Step 4: Simplify right side
    465,347.77x = 174,432,358,327.26
  5. Step 5: Solve for x
    x = 174,432,358,327.26/465,347.77
  6. Step 6: Final answer
    x = 374,843.01

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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.