Home / 348,476.32-523,405.68-298,537.12

Finding the Fourth Proportional to 348,476.32, 523,405.68 and 298,537.12

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Solution

The fourth proportional to 348,476.32, 523,405.68 and 298,537.12 is: 448,397.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,476.32 : 523,405.68 = 298,537.12 : x
  2. Step 2: Convert to fraction form
    348,476.32/523,405.68 = 298,537.12/x
  3. Step 3: Cross multiply
    348,476.32x = 523,405.68 × 298,537.12
  4. Step 4: Simplify right side
    348,476.32x = 156,256,024,298.84
  5. Step 5: Solve for x
    x = 156,256,024,298.84/348,476.32
  6. Step 6: Final answer
    x = 448,397.83

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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.