Home / 748,913.88-1,033,428.06-426,598.68

Finding the Fourth Proportional to 748,913.88, 1,033,428.06 and 426,598.68

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Solution

The fourth proportional to 748,913.88, 1,033,428.06 and 426,598.68 is: 588,664.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,913.88 : 1,033,428.06 = 426,598.68 : x
  2. Step 2: Convert to fraction form
    748,913.88/1,033,428.06 = 426,598.68/x
  3. Step 3: Cross multiply
    748,913.88x = 1,033,428.06 × 426,598.68
  4. Step 4: Simplify right side
    748,913.88x = 440,859,046,270.96
  5. Step 5: Solve for x
    x = 440,859,046,270.96/748,913.88
  6. Step 6: Final answer
    x = 588,664.54

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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.