Home / 397,720.10-596,580.15-271,748.90

Finding the Fourth Proportional to 397,720.10, 596,580.15 and 271,748.90

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Solution

The fourth proportional to 397,720.10, 596,580.15 and 271,748.90 is: 407,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,720.10 : 596,580.15 = 271,748.90 : x
  2. Step 2: Convert to fraction form
    397,720.10/596,580.15 = 271,748.90/x
  3. Step 3: Cross multiply
    397,720.10x = 596,580.15 × 271,748.90
  4. Step 4: Simplify right side
    397,720.10x = 162,119,999,524.34
  5. Step 5: Solve for x
    x = 162,119,999,524.34/397,720.10
  6. Step 6: Final answer
    x = 407,623.35

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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.