Home / 485,024.01-669,353.79-270,164.17

Finding the Fourth Proportional to 485,024.01, 669,353.79 and 270,164.17

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Solution

The fourth proportional to 485,024.01, 669,353.79 and 270,164.17 is: 372,838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,024.01 : 669,353.79 = 270,164.17 : x
  2. Step 2: Convert to fraction form
    485,024.01/669,353.79 = 270,164.17/x
  3. Step 3: Cross multiply
    485,024.01x = 669,353.79 × 270,164.17
  4. Step 4: Simplify right side
    485,024.01x = 180,835,411,441.84
  5. Step 5: Solve for x
    x = 180,835,411,441.84/485,024.01
  6. Step 6: Final answer
    x = 372,838.06

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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.