Home / 746,239.88-1,029,838.85-424,004.55

Finding the Fourth Proportional to 746,239.88, 1,029,838.85 and 424,004.55

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Solution

The fourth proportional to 746,239.88, 1,029,838.85 and 424,004.55 is: 585,142.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,239.88 : 1,029,838.85 = 424,004.55 : x
  2. Step 2: Convert to fraction form
    746,239.88/1,029,838.85 = 424,004.55/x
  3. Step 3: Cross multiply
    746,239.88x = 1,029,838.85 × 424,004.55
  4. Step 4: Simplify right side
    746,239.88x = 436,656,356,046.75
  5. Step 5: Solve for x
    x = 436,656,356,046.75/746,239.88
  6. Step 6: Final answer
    x = 585,142.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.