Home / 903,215.49-1,354,823.25-304,126.49

Finding the Fourth Proportional to 903,215.49, 1,354,823.25 and 304,126.49

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Solution

The fourth proportional to 903,215.49, 1,354,823.25 and 304,126.49 is: 456,189.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,215.49 : 1,354,823.25 = 304,126.49 : x
  2. Step 2: Convert to fraction form
    903,215.49/1,354,823.25 = 304,126.49/x
  3. Step 3: Cross multiply
    903,215.49x = 1,354,823.25 × 304,126.49
  4. Step 4: Simplify right side
    903,215.49x = 412,037,639,592.89
  5. Step 5: Solve for x
    x = 412,037,639,592.89/903,215.49
  6. Step 6: Final answer
    x = 456,189.74

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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.