Home / 284,631.43-426,061.41-179,228.97

Finding the Fourth Proportional to 284,631.43, 426,061.41 and 179,228.97

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Solution

The fourth proportional to 284,631.43, 426,061.41 and 179,228.97 is: 268,285.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,631.43 : 426,061.41 = 179,228.97 : x
  2. Step 2: Convert to fraction form
    284,631.43/426,061.41 = 179,228.97/x
  3. Step 3: Cross multiply
    284,631.43x = 426,061.41 × 179,228.97
  4. Step 4: Simplify right side
    284,631.43x = 76,362,547,671.05
  5. Step 5: Solve for x
    x = 76,362,547,671.05/284,631.43
  6. Step 6: Final answer
    x = 268,285.72

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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.