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Finding the Fourth Proportional to 598,570.34, 826,044.62 and 326,655.78

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Solution

The fourth proportional to 598,570.34, 826,044.62 and 326,655.78 is: 450,794.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,570.34 : 826,044.62 = 326,655.78 : x
  2. Step 2: Convert to fraction form
    598,570.34/826,044.62 = 326,655.78/x
  3. Step 3: Cross multiply
    598,570.34x = 826,044.62 × 326,655.78
  4. Step 4: Simplify right side
    598,570.34x = 269,832,248,027.63
  5. Step 5: Solve for x
    x = 269,832,248,027.63/598,570.34
  6. Step 6: Final answer
    x = 450,794.56

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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.