Home / 949,321.25-1,424,215.20-284,473.25

Finding the Fourth Proportional to 949,321.25, 1,424,215.20 and 284,473.25

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Solution

The fourth proportional to 949,321.25, 1,424,215.20 and 284,473.25 is: 426,779.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,321.25 : 1,424,215.20 = 284,473.25 : x
  2. Step 2: Convert to fraction form
    949,321.25/1,424,215.20 = 284,473.25/x
  3. Step 3: Cross multiply
    949,321.25x = 1,424,215.20 × 284,473.25
  4. Step 4: Simplify right side
    949,321.25x = 405,151,126,643.40
  5. Step 5: Solve for x
    x = 405,151,126,643.40/949,321.25
  6. Step 6: Final answer
    x = 426,779.79

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Double scale
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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.