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Finding the Fourth Proportional to 466,847.60, 700,271.40 and 446,370.80

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Solution

The fourth proportional to 466,847.60, 700,271.40 and 446,370.80 is: 669,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,847.60 : 700,271.40 = 446,370.80 : x
  2. Step 2: Convert to fraction form
    466,847.60/700,271.40 = 446,370.80/x
  3. Step 3: Cross multiply
    466,847.60x = 700,271.40 × 446,370.80
  4. Step 4: Simplify right side
    466,847.60x = 312,580,705,035.12
  5. Step 5: Solve for x
    x = 312,580,705,035.12/466,847.60
  6. Step 6: Final answer
    x = 669,556.20

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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.