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Finding the Fourth Proportional to 600,286.60, 899,336.40 and 474,752.80

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Solution

The fourth proportional to 600,286.60, 899,336.40 and 474,752.80 is: 711,264.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,286.60 : 899,336.40 = 474,752.80 : x
  2. Step 2: Convert to fraction form
    600,286.60/899,336.40 = 474,752.80/x
  3. Step 3: Cross multiply
    600,286.60x = 899,336.40 × 474,752.80
  4. Step 4: Simplify right side
    600,286.60x = 426,962,474,041.92
  5. Step 5: Solve for x
    x = 426,962,474,041.92/600,286.60
  6. Step 6: Final answer
    x = 711,264.38

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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.