Home / 928,589.63-1,281,984.61-710,396.29

Finding the Fourth Proportional to 928,589.63, 1,281,984.61 and 710,396.29

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Solution

The fourth proportional to 928,589.63, 1,281,984.61 and 710,396.29 is: 980,753.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,589.63 : 1,281,984.61 = 710,396.29 : x
  2. Step 2: Convert to fraction form
    928,589.63/1,281,984.61 = 710,396.29/x
  3. Step 3: Cross multiply
    928,589.63x = 1,281,984.61 × 710,396.29
  4. Step 4: Simplify right side
    928,589.63x = 910,717,105,800.15
  5. Step 5: Solve for x
    x = 910,717,105,800.15/928,589.63
  6. Step 6: Final answer
    x = 980,753.04

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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.