Home / 758,756.55-1,138,696.15-359,399.41

Finding the Fourth Proportional to 758,756.55, 1,138,696.15 and 359,399.41

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Solution

The fourth proportional to 758,756.55, 1,138,696.15 and 359,399.41 is: 539,365.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,756.55 : 1,138,696.15 = 359,399.41 : x
  2. Step 2: Convert to fraction form
    758,756.55/1,138,696.15 = 359,399.41/x
  3. Step 3: Cross multiply
    758,756.55x = 1,138,696.15 × 359,399.41
  4. Step 4: Simplify right side
    758,756.55x = 409,246,723,580.77
  5. Step 5: Solve for x
    x = 409,246,723,580.77/758,756.55
  6. Step 6: Final answer
    x = 539,365.00

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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.