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Finding the Fourth Proportional to 466,618.70, 700,666.20 and 354,425.60

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Solution

The fourth proportional to 466,618.70, 700,666.20 and 354,425.60 is: 532,199.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,618.70 : 700,666.20 = 354,425.60 : x
  2. Step 2: Convert to fraction form
    466,618.70/700,666.20 = 354,425.60/x
  3. Step 3: Cross multiply
    466,618.70x = 700,666.20 × 354,425.60
  4. Step 4: Simplify right side
    466,618.70x = 248,334,038,334.72
  5. Step 5: Solve for x
    x = 248,334,038,334.72/466,618.70
  6. Step 6: Final answer
    x = 532,199.07

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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.