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Finding the Fourth Proportional to 473,655.80, 712,233.30 and 396,673.40

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Solution

The fourth proportional to 473,655.80, 712,233.30 and 396,673.40 is: 596,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,655.80 : 712,233.30 = 396,673.40 : x
  2. Step 2: Convert to fraction form
    473,655.80/712,233.30 = 396,673.40/x
  3. Step 3: Cross multiply
    473,655.80x = 712,233.30 × 396,673.40
  4. Step 4: Simplify right side
    473,655.80x = 282,524,004,704.22
  5. Step 5: Solve for x
    x = 282,524,004,704.22/473,655.80
  6. Step 6: Final answer
    x = 596,475.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.