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Finding the Fourth Proportional to 341,459.92, 512,451.24 and 154,602.64

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Solution

The fourth proportional to 341,459.92, 512,451.24 and 154,602.64 is: 232,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,459.92 : 512,451.24 = 154,602.64 : x
  2. Step 2: Convert to fraction form
    341,459.92/512,451.24 = 154,602.64/x
  3. Step 3: Cross multiply
    341,459.92x = 512,451.24 × 154,602.64
  4. Step 4: Simplify right side
    341,459.92x = 79,226,314,575.27
  5. Step 5: Solve for x
    x = 79,226,314,575.27/341,459.92
  6. Step 6: Final answer
    x = 232,022.30

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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.