Home / 349,215.04-523,861.20-124,627.84

Finding the Fourth Proportional to 349,215.04, 523,861.20 and 124,627.84

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Solution

The fourth proportional to 349,215.04, 523,861.20 and 124,627.84 is: 186,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,215.04 : 523,861.20 = 124,627.84 : x
  2. Step 2: Convert to fraction form
    349,215.04/523,861.20 = 124,627.84/x
  3. Step 3: Cross multiply
    349,215.04x = 523,861.20 × 124,627.84
  4. Step 4: Simplify right side
    349,215.04x = 65,287,689,815.81
  5. Step 5: Solve for x
    x = 65,287,689,815.81/349,215.04
  6. Step 6: Final answer
    x = 186,955.55

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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.