Home / 750,659.40-1,124,458.20-465,474.60

Finding the Fourth Proportional to 750,659.40, 1,124,458.20 and 465,474.60

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Solution

The fourth proportional to 750,659.40, 1,124,458.20 and 465,474.60 is: 697,262.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,659.40 : 1,124,458.20 = 465,474.60 : x
  2. Step 2: Convert to fraction form
    750,659.40/1,124,458.20 = 465,474.60/x
  3. Step 3: Cross multiply
    750,659.40x = 1,124,458.20 × 465,474.60
  4. Step 4: Simplify right side
    750,659.40x = 523,406,730,861.72
  5. Step 5: Solve for x
    x = 523,406,730,861.72/750,659.40
  6. Step 6: Final answer
    x = 697,262.61

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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.