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Finding the Fourth Proportional to 466,897.40, 701,002.20 and 289,750.40

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Solution

The fourth proportional to 466,897.40, 701,002.20 and 289,750.40 is: 435,032.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,897.40 : 701,002.20 = 289,750.40 : x
  2. Step 2: Convert to fraction form
    466,897.40/701,002.20 = 289,750.40/x
  3. Step 3: Cross multiply
    466,897.40x = 701,002.20 × 289,750.40
  4. Step 4: Simplify right side
    466,897.40x = 203,115,667,850.88
  5. Step 5: Solve for x
    x = 203,115,667,850.88/466,897.40
  6. Step 6: Final answer
    x = 435,032.77

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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.