Home / 739,110.20-1,108,406.10-384,006.20

Finding the Fourth Proportional to 739,110.20, 1,108,406.10 and 384,006.20

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Solution

The fourth proportional to 739,110.20, 1,108,406.10 and 384,006.20 is: 575,874.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,110.20 : 1,108,406.10 = 384,006.20 : x
  2. Step 2: Convert to fraction form
    739,110.20/1,108,406.10 = 384,006.20/x
  3. Step 3: Cross multiply
    739,110.20x = 1,108,406.10 × 384,006.20
  4. Step 4: Simplify right side
    739,110.20x = 425,634,814,517.82
  5. Step 5: Solve for x
    x = 425,634,814,517.82/739,110.20
  6. Step 6: Final answer
    x = 575,874.63

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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.