Home / 284,204.18-426,439.22-124,259.40

Finding the Fourth Proportional to 284,204.18, 426,439.22 and 124,259.40

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Solution

The fourth proportional to 284,204.18, 426,439.22 and 124,259.40 is: 186,447.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,204.18 : 426,439.22 = 124,259.40 : x
  2. Step 2: Convert to fraction form
    284,204.18/426,439.22 = 124,259.40/x
  3. Step 3: Cross multiply
    284,204.18x = 426,439.22 × 124,259.40
  4. Step 4: Simplify right side
    284,204.18x = 52,989,080,992.37
  5. Step 5: Solve for x
    x = 52,989,080,992.37/284,204.18
  6. Step 6: Final answer
    x = 186,447.22

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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.