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Finding the Fourth Proportional to 466,200.36, 699,300.52 and 308,391.88

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Solution

The fourth proportional to 466,200.36, 699,300.52 and 308,391.88 is: 462,587.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,200.36 : 699,300.52 = 308,391.88 : x
  2. Step 2: Convert to fraction form
    466,200.36/699,300.52 = 308,391.88/x
  3. Step 3: Cross multiply
    466,200.36x = 699,300.52 × 308,391.88
  4. Step 4: Simplify right side
    466,200.36x = 215,658,602,047.78
  5. Step 5: Solve for x
    x = 215,658,602,047.78/466,200.36
  6. Step 6: Final answer
    x = 462,587.81

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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.