Home / 762,943.22-1,144,423.47-230,468.66

Finding the Fourth Proportional to 762,943.22, 1,144,423.47 and 230,468.66

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Solution

The fourth proportional to 762,943.22, 1,144,423.47 and 230,468.66 is: 345,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,943.22 : 1,144,423.47 = 230,468.66 : x
  2. Step 2: Convert to fraction form
    762,943.22/1,144,423.47 = 230,468.66/x
  3. Step 3: Cross multiply
    762,943.22x = 1,144,423.47 × 230,468.66
  4. Step 4: Simplify right side
    762,943.22x = 263,753,743,603.45
  5. Step 5: Solve for x
    x = 263,753,743,603.45/762,943.22
  6. Step 6: Final answer
    x = 345,705.60

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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.