Home / 409,173.12-564,641.28-295,799.04

Finding the Fourth Proportional to 409,173.12, 564,641.28 and 295,799.04

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Solution

The fourth proportional to 409,173.12, 564,641.28 and 295,799.04 is: 408,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,173.12 : 564,641.28 = 295,799.04 : x
  2. Step 2: Convert to fraction form
    409,173.12/564,641.28 = 295,799.04/x
  3. Step 3: Cross multiply
    409,173.12x = 564,641.28 × 295,799.04
  4. Step 4: Simplify right side
    409,173.12x = 167,020,348,568.37
  5. Step 5: Solve for x
    x = 167,020,348,568.37/409,173.12
  6. Step 6: Final answer
    x = 408,189.93

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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.