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Finding the Fourth Proportional to 376,820.40, 565,230.60 and 96,322.80

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Solution

The fourth proportional to 376,820.40, 565,230.60 and 96,322.80 is: 144,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,820.40 : 565,230.60 = 96,322.80 : x
  2. Step 2: Convert to fraction form
    376,820.40/565,230.60 = 96,322.80/x
  3. Step 3: Cross multiply
    376,820.40x = 565,230.60 × 96,322.80
  4. Step 4: Simplify right side
    376,820.40x = 54,444,594,037.68
  5. Step 5: Solve for x
    x = 54,444,594,037.68/376,820.40
  6. Step 6: Final answer
    x = 144,484.20

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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.