Home / 485,848.08-670,471.26-271,002.06

Finding the Fourth Proportional to 485,848.08, 670,471.26 and 271,002.06

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Solution

The fourth proportional to 485,848.08, 670,471.26 and 271,002.06 is: 373,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,848.08 : 670,471.26 = 271,002.06 : x
  2. Step 2: Convert to fraction form
    485,848.08/670,471.26 = 271,002.06/x
  3. Step 3: Cross multiply
    485,848.08x = 670,471.26 × 271,002.06
  4. Step 4: Simplify right side
    485,848.08x = 181,699,092,630.80
  5. Step 5: Solve for x
    x = 181,699,092,630.80/485,848.08
  6. Step 6: Final answer
    x = 373,983.35

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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.