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Finding the Fourth Proportional to 599,331.98, 826,306.35 and 427,445.93

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Solution

The fourth proportional to 599,331.98, 826,306.35 and 427,445.93 is: 589,324.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,331.98 : 826,306.35 = 427,445.93 : x
  2. Step 2: Convert to fraction form
    599,331.98/826,306.35 = 427,445.93/x
  3. Step 3: Cross multiply
    599,331.98x = 826,306.35 × 427,445.93
  4. Step 4: Simplify right side
    599,331.98x = 353,201,282,109.12
  5. Step 5: Solve for x
    x = 353,201,282,109.12/599,331.98
  6. Step 6: Final answer
    x = 589,324.94

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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.