Home / 762,894.80-1,144,342.20-629,925.20

Finding the Fourth Proportional to 762,894.80, 1,144,342.20 and 629,925.20

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Solution

The fourth proportional to 762,894.80, 1,144,342.20 and 629,925.20 is: 944,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,894.80 : 1,144,342.20 = 629,925.20 : x
  2. Step 2: Convert to fraction form
    762,894.80/1,144,342.20 = 629,925.20/x
  3. Step 3: Cross multiply
    762,894.80x = 1,144,342.20 × 629,925.20
  4. Step 4: Simplify right side
    762,894.80x = 720,849,989,203.44
  5. Step 5: Solve for x
    x = 720,849,989,203.44/762,894.80
  6. Step 6: Final answer
    x = 944,887.80

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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.