Home / 1,069,169.46-1,603,560.44-429,447.35

Finding the Fourth Proportional to 1,069,169.46, 1,603,560.44 and 429,447.35

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Solution

The fourth proportional to 1,069,169.46, 1,603,560.44 and 429,447.35 is: 644,093.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,169.46 : 1,603,560.44 = 429,447.35 : x
  2. Step 2: Convert to fraction form
    1,069,169.46/1,603,560.44 = 429,447.35/x
  3. Step 3: Cross multiply
    1,069,169.46x = 1,603,560.44 × 429,447.35
  4. Step 4: Simplify right side
    1,069,169.46x = 688,644,786,605.35
  5. Step 5: Solve for x
    x = 688,644,786,605.35/1,069,169.46
  6. Step 6: Final answer
    x = 644,093.21

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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.