Home / 750,909.60-1,126,511.40-330,184.26

Finding the Fourth Proportional to 750,909.60, 1,126,511.40 and 330,184.26

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Solution

The fourth proportional to 750,909.60, 1,126,511.40 and 330,184.26 is: 495,341.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,909.60 : 1,126,511.40 = 330,184.26 : x
  2. Step 2: Convert to fraction form
    750,909.60/1,126,511.40 = 330,184.26/x
  3. Step 3: Cross multiply
    750,909.60x = 1,126,511.40 × 330,184.26
  4. Step 4: Simplify right side
    750,909.60x = 371,956,332,990.56
  5. Step 5: Solve for x
    x = 371,956,332,990.56/750,909.60
  6. Step 6: Final answer
    x = 495,341.03

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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.