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Finding the Fourth Proportional to 466,853.60, 700,280.40 and 419,614.40

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Solution

The fourth proportional to 466,853.60, 700,280.40 and 419,614.40 is: 629,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,853.60 : 700,280.40 = 419,614.40 : x
  2. Step 2: Convert to fraction form
    466,853.60/700,280.40 = 419,614.40/x
  3. Step 3: Cross multiply
    466,853.60x = 700,280.40 × 419,614.40
  4. Step 4: Simplify right side
    466,853.60x = 293,847,739,877.76
  5. Step 5: Solve for x
    x = 293,847,739,877.76/466,853.60
  6. Step 6: Final answer
    x = 629,421.60

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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.