Home / 732,682.30-1,099,023.45-644,108.80

Finding the Fourth Proportional to 732,682.30, 1,099,023.45 and 644,108.80

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Solution

The fourth proportional to 732,682.30, 1,099,023.45 and 644,108.80 is: 966,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,682.30 : 1,099,023.45 = 644,108.80 : x
  2. Step 2: Convert to fraction form
    732,682.30/1,099,023.45 = 644,108.80/x
  3. Step 3: Cross multiply
    732,682.30x = 1,099,023.45 × 644,108.80
  4. Step 4: Simplify right side
    732,682.30x = 707,890,675,551.36
  5. Step 5: Solve for x
    x = 707,890,675,551.36/732,682.30
  6. Step 6: Final answer
    x = 966,163.20

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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.