Home / 579,461.52-799,654.36-324,812.70

Finding the Fourth Proportional to 579,461.52, 799,654.36 and 324,812.70

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Solution

The fourth proportional to 579,461.52, 799,654.36 and 324,812.70 is: 448,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,461.52 : 799,654.36 = 324,812.70 : x
  2. Step 2: Convert to fraction form
    579,461.52/799,654.36 = 324,812.70/x
  3. Step 3: Cross multiply
    579,461.52x = 799,654.36 × 324,812.70
  4. Step 4: Simplify right side
    579,461.52x = 259,737,891,738.37
  5. Step 5: Solve for x
    x = 259,737,891,738.37/579,461.52
  6. Step 6: Final answer
    x = 448,240.10

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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.