Home / 976,909.20-1,465,363.80-737,408.40

Finding the Fourth Proportional to 976,909.20, 1,465,363.80 and 737,408.40

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Solution

The fourth proportional to 976,909.20, 1,465,363.80 and 737,408.40 is: 1,106,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,909.20 : 1,465,363.80 = 737,408.40 : x
  2. Step 2: Convert to fraction form
    976,909.20/1,465,363.80 = 737,408.40/x
  3. Step 3: Cross multiply
    976,909.20x = 1,465,363.80 × 737,408.40
  4. Step 4: Simplify right side
    976,909.20x = 1,080,571,575,175.92
  5. Step 5: Solve for x
    x = 1,080,571,575,175.92/976,909.20
  6. Step 6: Final answer
    x = 1,106,112.60

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1.5x scale

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.