Home / 575,197.12-862,702.20-271,590.72

Finding the Fourth Proportional to 575,197.12, 862,702.20 and 271,590.72

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Solution

The fourth proportional to 575,197.12, 862,702.20 and 271,590.72 is: 407,341.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,197.12 : 862,702.20 = 271,590.72 : x
  2. Step 2: Convert to fraction form
    575,197.12/862,702.20 = 271,590.72/x
  3. Step 3: Cross multiply
    575,197.12x = 862,702.20 × 271,590.72
  4. Step 4: Simplify right side
    575,197.12x = 234,301,911,643.58
  5. Step 5: Solve for x
    x = 234,301,911,643.58/575,197.12
  6. Step 6: Final answer
    x = 407,341.94

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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.