Home / 488,943.60-733,634.10-236,126.40

Finding the Fourth Proportional to 488,943.60, 733,634.10 and 236,126.40

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Solution

The fourth proportional to 488,943.60, 733,634.10 and 236,126.40 is: 354,295.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,943.60 : 733,634.10 = 236,126.40 : x
  2. Step 2: Convert to fraction form
    488,943.60/733,634.10 = 236,126.40/x
  3. Step 3: Cross multiply
    488,943.60x = 733,634.10 × 236,126.40
  4. Step 4: Simplify right side
    488,943.60x = 173,230,378,950.24
  5. Step 5: Solve for x
    x = 173,230,378,950.24/488,943.60
  6. Step 6: Final answer
    x = 354,295.22

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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.