Home / 753,527.30-1,130,181.60-220,992.80

Finding the Fourth Proportional to 753,527.30, 1,130,181.60 and 220,992.80

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Solution

The fourth proportional to 753,527.30, 1,130,181.60 and 220,992.80 is: 331,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,527.30 : 1,130,181.60 = 220,992.80 : x
  2. Step 2: Convert to fraction form
    753,527.30/1,130,181.60 = 220,992.80/x
  3. Step 3: Cross multiply
    753,527.30x = 1,130,181.60 × 220,992.80
  4. Step 4: Simplify right side
    753,527.30x = 249,761,996,292.48
  5. Step 5: Solve for x
    x = 249,761,996,292.48/753,527.30
  6. Step 6: Final answer
    x = 331,457.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.