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Finding the Fourth Proportional to 360,200.91, 540,131.76 and 210,484.47

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Solution

The fourth proportional to 360,200.91, 540,131.76 and 210,484.47 is: 315,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,200.91 : 540,131.76 = 210,484.47 : x
  2. Step 2: Convert to fraction form
    360,200.91/540,131.76 = 210,484.47/x
  3. Step 3: Cross multiply
    360,200.91x = 540,131.76 × 210,484.47
  4. Step 4: Simplify right side
    360,200.91x = 113,689,347,233.77
  5. Step 5: Solve for x
    x = 113,689,347,233.77/360,200.91
  6. Step 6: Final answer
    x = 315,627.60

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1.5x scale

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.