Home / 284,467.20-426,707.28-97,476

Finding the Fourth Proportional to 284,467.20, 426,707.28 and 97,476

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Solution

The fourth proportional to 284,467.20, 426,707.28 and 97,476 is: 146,216.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,467.20 : 426,707.28 = 97,476 : x
  2. Step 2: Convert to fraction form
    284,467.20/426,707.28 = 97,476/x
  3. Step 3: Cross multiply
    284,467.20x = 426,707.28 × 97,476
  4. Step 4: Simplify right side
    284,467.20x = 41,593,718,825.28
  5. Step 5: Solve for x
    x = 41,593,718,825.28/284,467.20
  6. Step 6: Final answer
    x = 146,216.22

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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.