Home / 386,426.77-533,159.82-250,466.45

Finding the Fourth Proportional to 386,426.77, 533,159.82 and 250,466.45

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Solution

The fourth proportional to 386,426.77, 533,159.82 and 250,466.45 is: 345,572.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,426.77 : 533,159.82 = 250,466.45 : x
  2. Step 2: Convert to fraction form
    386,426.77/533,159.82 = 250,466.45/x
  3. Step 3: Cross multiply
    386,426.77x = 533,159.82 × 250,466.45
  4. Step 4: Simplify right side
    386,426.77x = 133,538,644,732.24
  5. Step 5: Solve for x
    x = 133,538,644,732.24/386,426.77
  6. Step 6: Final answer
    x = 345,572.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.