Home / 885,552.30-1,328,328.45-254,429.10

Finding the Fourth Proportional to 885,552.30, 1,328,328.45 and 254,429.10

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Solution

The fourth proportional to 885,552.30, 1,328,328.45 and 254,429.10 is: 381,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,552.30 : 1,328,328.45 = 254,429.10 : x
  2. Step 2: Convert to fraction form
    885,552.30/1,328,328.45 = 254,429.10/x
  3. Step 3: Cross multiply
    885,552.30x = 1,328,328.45 × 254,429.10
  4. Step 4: Simplify right side
    885,552.30x = 337,965,412,037.90
  5. Step 5: Solve for x
    x = 337,965,412,037.90/885,552.30
  6. Step 6: Final answer
    x = 381,643.65

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Double scale
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Similar ratio
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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.