Home / 508,299.11-762,435.69-134,325.35

Finding the Fourth Proportional to 508,299.11, 762,435.69 and 134,325.35

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Solution

The fourth proportional to 508,299.11, 762,435.69 and 134,325.35 is: 201,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,299.11 : 762,435.69 = 134,325.35 : x
  2. Step 2: Convert to fraction form
    508,299.11/762,435.69 = 134,325.35/x
  3. Step 3: Cross multiply
    508,299.11x = 762,435.69 × 134,325.35
  4. Step 4: Simplify right side
    508,299.11x = 102,414,440,911.74
  5. Step 5: Solve for x
    x = 102,414,440,911.74/508,299.11
  6. Step 6: Final answer
    x = 201,484.60

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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.