Home / 748,911.88-1,033,425.30-426,596.68

Finding the Fourth Proportional to 748,911.88, 1,033,425.30 and 426,596.68

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Solution

The fourth proportional to 748,911.88, 1,033,425.30 and 426,596.68 is: 588,661.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,911.88 : 1,033,425.30 = 426,596.68 : x
  2. Step 2: Convert to fraction form
    748,911.88/1,033,425.30 = 426,596.68/x
  3. Step 3: Cross multiply
    748,911.88x = 1,033,425.30 × 426,596.68
  4. Step 4: Simplify right side
    748,911.88x = 440,855,802,008.00
  5. Step 5: Solve for x
    x = 440,855,802,008.00/748,911.88
  6. Step 6: Final answer
    x = 588,661.78

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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.