Home / 891,563.16-1,337,340.12-217,648.04

Finding the Fourth Proportional to 891,563.16, 1,337,340.12 and 217,648.04

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Solution

The fourth proportional to 891,563.16, 1,337,340.12 and 217,648.04 is: 326,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,563.16 : 1,337,340.12 = 217,648.04 : x
  2. Step 2: Convert to fraction form
    891,563.16/1,337,340.12 = 217,648.04/x
  3. Step 3: Cross multiply
    891,563.16x = 1,337,340.12 × 217,648.04
  4. Step 4: Simplify right side
    891,563.16x = 291,069,455,931.37
  5. Step 5: Solve for x
    x = 291,069,455,931.37/891,563.16
  6. Step 6: Final answer
    x = 326,470.93

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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.