Home / 275,209.10-412,813.65-170,233.10

Finding the Fourth Proportional to 275,209.10, 412,813.65 and 170,233.10

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Solution

The fourth proportional to 275,209.10, 412,813.65 and 170,233.10 is: 255,349.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,209.10 : 412,813.65 = 170,233.10 : x
  2. Step 2: Convert to fraction form
    275,209.10/412,813.65 = 170,233.10/x
  3. Step 3: Cross multiply
    275,209.10x = 412,813.65 × 170,233.10
  4. Step 4: Simplify right side
    275,209.10x = 70,274,547,361.82
  5. Step 5: Solve for x
    x = 70,274,547,361.82/275,209.10
  6. Step 6: Final answer
    x = 255,349.65

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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.