Home / 215,826.90-323,740.35-202,002.90

Finding the Fourth Proportional to 215,826.90, 323,740.35 and 202,002.90

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Solution

The fourth proportional to 215,826.90, 323,740.35 and 202,002.90 is: 303,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,826.90 : 323,740.35 = 202,002.90 : x
  2. Step 2: Convert to fraction form
    215,826.90/323,740.35 = 202,002.90/x
  3. Step 3: Cross multiply
    215,826.90x = 323,740.35 × 202,002.90
  4. Step 4: Simplify right side
    215,826.90x = 65,396,489,547.02
  5. Step 5: Solve for x
    x = 65,396,489,547.02/215,826.90
  6. Step 6: Final answer
    x = 303,004.35

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1.5x scale

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.