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Finding the Fourth Proportional to 289,120.56, 432,893.52 and 224,855.60

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Solution

The fourth proportional to 289,120.56, 432,893.52 and 224,855.60 is: 336,671.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,120.56 : 432,893.52 = 224,855.60 : x
  2. Step 2: Convert to fraction form
    289,120.56/432,893.52 = 224,855.60/x
  3. Step 3: Cross multiply
    289,120.56x = 432,893.52 × 224,855.60
  4. Step 4: Simplify right side
    289,120.56x = 97,338,532,175.71
  5. Step 5: Solve for x
    x = 97,338,532,175.71/289,120.56
  6. Step 6: Final answer
    x = 336,671.08

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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.