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Finding the Fourth Proportional to 599,330.48, 826,304.29 and 427,444.43

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Solution

The fourth proportional to 599,330.48, 826,304.29 and 427,444.43 is: 589,322.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,330.48 : 826,304.29 = 427,444.43 : x
  2. Step 2: Convert to fraction form
    599,330.48/826,304.29 = 427,444.43/x
  3. Step 3: Cross multiply
    599,330.48x = 826,304.29 × 427,444.43
  4. Step 4: Simplify right side
    599,330.48x = 353,199,161,045.47
  5. Step 5: Solve for x
    x = 353,199,161,045.47/599,330.48
  6. Step 6: Final answer
    x = 589,322.88

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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.