Home / 284,653.98-426,966.39-84,976.02

Finding the Fourth Proportional to 284,653.98, 426,966.39 and 84,976.02

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Solution

The fourth proportional to 284,653.98, 426,966.39 and 84,976.02 is: 127,459.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,653.98 : 426,966.39 = 84,976.02 : x
  2. Step 2: Convert to fraction form
    284,653.98/426,966.39 = 84,976.02/x
  3. Step 3: Cross multiply
    284,653.98x = 426,966.39 × 84,976.02
  4. Step 4: Simplify right side
    284,653.98x = 36,281,904,495.97
  5. Step 5: Solve for x
    x = 36,281,904,495.97/284,653.98
  6. Step 6: Final answer
    x = 127,459.68

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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.