Home / 879,861.26-1,320,291.11-475,048.04

Finding the Fourth Proportional to 879,861.26, 1,320,291.11 and 475,048.04

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Solution

The fourth proportional to 879,861.26, 1,320,291.11 and 475,048.04 is: 712,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,861.26 : 1,320,291.11 = 475,048.04 : x
  2. Step 2: Convert to fraction form
    879,861.26/1,320,291.11 = 475,048.04/x
  3. Step 3: Cross multiply
    879,861.26x = 1,320,291.11 × 475,048.04
  4. Step 4: Simplify right side
    879,861.26x = 627,201,704,034.93
  5. Step 5: Solve for x
    x = 627,201,704,034.93/879,861.26
  6. Step 6: Final answer
    x = 712,841.60

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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.