Home / 1,544,234.90-2,316,352.35-422,417.30

Finding the Fourth Proportional to 1,544,234.90, 2,316,352.35 and 422,417.30

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Solution

The fourth proportional to 1,544,234.90, 2,316,352.35 and 422,417.30 is: 633,625.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,234.90 : 2,316,352.35 = 422,417.30 : x
  2. Step 2: Convert to fraction form
    1,544,234.90/2,316,352.35 = 422,417.30/x
  3. Step 3: Cross multiply
    1,544,234.90x = 2,316,352.35 × 422,417.30
  4. Step 4: Simplify right side
    1,544,234.90x = 978,467,305,535.66
  5. Step 5: Solve for x
    x = 978,467,305,535.66/1,544,234.90
  6. Step 6: Final answer
    x = 633,625.95

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Double scale
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Similar ratio
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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.