Home / 980,034.90-1,352,354.04-550,216.50

Finding the Fourth Proportional to 980,034.90, 1,352,354.04 and 550,216.50

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Solution

The fourth proportional to 980,034.90, 1,352,354.04 and 550,216.50 is: 759,245.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,034.90 : 1,352,354.04 = 550,216.50 : x
  2. Step 2: Convert to fraction form
    980,034.90/1,352,354.04 = 550,216.50/x
  3. Step 3: Cross multiply
    980,034.90x = 1,352,354.04 × 550,216.50
  4. Step 4: Simplify right side
    980,034.90x = 744,087,506,649.66
  5. Step 5: Solve for x
    x = 744,087,506,649.66/980,034.90
  6. Step 6: Final answer
    x = 759,245.93

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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.