Home / 903,207.31-1,354,810.97-304,118.30

Finding the Fourth Proportional to 903,207.31, 1,354,810.97 and 304,118.30

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Solution

The fourth proportional to 903,207.31, 1,354,810.97 and 304,118.30 is: 456,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,207.31 : 1,354,810.97 = 304,118.30 : x
  2. Step 2: Convert to fraction form
    903,207.31/1,354,810.97 = 304,118.30/x
  3. Step 3: Cross multiply
    903,207.31x = 1,354,810.97 × 304,118.30
  4. Step 4: Simplify right side
    903,207.31x = 412,022,803,833.60
  5. Step 5: Solve for x
    x = 412,022,803,833.60/903,207.31
  6. Step 6: Final answer
    x = 456,177.45

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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.