Home / 284,007.98-423,686.13-276,286.04

Finding the Fourth Proportional to 284,007.98, 423,686.13 and 276,286.04

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Solution

The fourth proportional to 284,007.98, 423,686.13 and 276,286.04 is: 412,166.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,007.98 : 423,686.13 = 276,286.04 : x
  2. Step 2: Convert to fraction form
    284,007.98/423,686.13 = 276,286.04/x
  3. Step 3: Cross multiply
    284,007.98x = 423,686.13 × 276,286.04
  4. Step 4: Simplify right side
    284,007.98x = 117,058,563,060.63
  5. Step 5: Solve for x
    x = 117,058,563,060.63/284,007.98
  6. Step 6: Final answer
    x = 412,166.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.