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Finding the Fourth Proportional to 750,797.85, 1,036,192.07 and 424,124.64

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Solution

The fourth proportional to 750,797.85, 1,036,192.07 and 424,124.64 is: 585,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,797.85 : 1,036,192.07 = 424,124.64 : x
  2. Step 2: Convert to fraction form
    750,797.85/1,036,192.07 = 424,124.64/x
  3. Step 3: Cross multiply
    750,797.85x = 1,036,192.07 × 424,124.64
  4. Step 4: Simplify right side
    750,797.85x = 439,474,588,659.61
  5. Step 5: Solve for x
    x = 439,474,588,659.61/750,797.85
  6. Step 6: Final answer
    x = 585,343.43

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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.