Home / 358,734.81-495,010.96-205,765.10

Finding the Fourth Proportional to 358,734.81, 495,010.96 and 205,765.10

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Solution

The fourth proportional to 358,734.81, 495,010.96 and 205,765.10 is: 283,931.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,734.81 : 495,010.96 = 205,765.10 : x
  2. Step 2: Convert to fraction form
    358,734.81/495,010.96 = 205,765.10/x
  3. Step 3: Cross multiply
    358,734.81x = 495,010.96 × 205,765.10
  4. Step 4: Simplify right side
    358,734.81x = 101,855,979,685.50
  5. Step 5: Solve for x
    x = 101,855,979,685.50/358,734.81
  6. Step 6: Final answer
    x = 283,931.13

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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.