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Finding the Fourth Proportional to 466,717.80, 700,076.70 and 354,743.40

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Solution

The fourth proportional to 466,717.80, 700,076.70 and 354,743.40 is: 532,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,717.80 : 700,076.70 = 354,743.40 : x
  2. Step 2: Convert to fraction form
    466,717.80/700,076.70 = 354,743.40/x
  3. Step 3: Cross multiply
    466,717.80x = 700,076.70 × 354,743.40
  4. Step 4: Simplify right side
    466,717.80x = 248,347,588,818.78
  5. Step 5: Solve for x
    x = 248,347,588,818.78/466,717.80
  6. Step 6: Final answer
    x = 532,115.10

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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.