Home / 712,568.24-982,871.08-458,241.20

Finding the Fourth Proportional to 712,568.24, 982,871.08 and 458,241.20

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Solution

The fourth proportional to 712,568.24, 982,871.08 and 458,241.20 is: 632,068.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,568.24 : 982,871.08 = 458,241.20 : x
  2. Step 2: Convert to fraction form
    712,568.24/982,871.08 = 458,241.20/x
  3. Step 3: Cross multiply
    712,568.24x = 982,871.08 × 458,241.20
  4. Step 4: Simplify right side
    712,568.24x = 450,392,023,144.50
  5. Step 5: Solve for x
    x = 450,392,023,144.50/712,568.24
  6. Step 6: Final answer
    x = 632,068.62

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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.