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Finding the Fourth Proportional to 444,599.60, 613,379.98 and 291,722.18

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Solution

The fourth proportional to 444,599.60, 613,379.98 and 291,722.18 is: 402,466.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,599.60 : 613,379.98 = 291,722.18 : x
  2. Step 2: Convert to fraction form
    444,599.60/613,379.98 = 291,722.18/x
  3. Step 3: Cross multiply
    444,599.60x = 613,379.98 × 291,722.18
  4. Step 4: Simplify right side
    444,599.60x = 178,936,544,933.96
  5. Step 5: Solve for x
    x = 178,936,544,933.96/444,599.60
  6. Step 6: Final answer
    x = 402,466.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.