Home / 748,917.50-1,033,253.75-426,399.44

Finding the Fourth Proportional to 748,917.50, 1,033,253.75 and 426,399.44

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Solution

The fourth proportional to 748,917.50, 1,033,253.75 and 426,399.44 is: 588,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,917.50 : 1,033,253.75 = 426,399.44 : x
  2. Step 2: Convert to fraction form
    748,917.50/1,033,253.75 = 426,399.44/x
  3. Step 3: Cross multiply
    748,917.50x = 1,033,253.75 × 426,399.44
  4. Step 4: Simplify right side
    748,917.50x = 440,578,816,277.63
  5. Step 5: Solve for x
    x = 440,578,816,277.63/748,917.50
  6. Step 6: Final answer
    x = 588,287.52

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1.5x scale

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.