Home / 284,501.19-426,773.57-84,806.31

Finding the Fourth Proportional to 284,501.19, 426,773.57 and 84,806.31

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Solution

The fourth proportional to 284,501.19, 426,773.57 and 84,806.31 is: 127,215.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,501.19 : 426,773.57 = 84,806.31 : x
  2. Step 2: Convert to fraction form
    284,501.19/426,773.57 = 84,806.31/x
  3. Step 3: Cross multiply
    284,501.19x = 426,773.57 × 84,806.31
  4. Step 4: Simplify right side
    284,501.19x = 36,193,091,253.20
  5. Step 5: Solve for x
    x = 36,193,091,253.20/284,501.19
  6. Step 6: Final answer
    x = 127,215.96

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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.