Home / 762,213.10-1,143,319.71-201,252.46

Finding the Fourth Proportional to 762,213.10, 1,143,319.71 and 201,252.46

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Solution

The fourth proportional to 762,213.10, 1,143,319.71 and 201,252.46 is: 301,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,213.10 : 1,143,319.71 = 201,252.46 : x
  2. Step 2: Convert to fraction form
    762,213.10/1,143,319.71 = 201,252.46/x
  3. Step 3: Cross multiply
    762,213.10x = 1,143,319.71 × 201,252.46
  4. Step 4: Simplify right side
    762,213.10x = 230,095,904,203.99
  5. Step 5: Solve for x
    x = 230,095,904,203.99/762,213.10
  6. Step 6: Final answer
    x = 301,878.71

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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.