Home / 965,904.30-1,448,856.45-256,041.90

Finding the Fourth Proportional to 965,904.30, 1,448,856.45 and 256,041.90

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Solution

The fourth proportional to 965,904.30, 1,448,856.45 and 256,041.90 is: 384,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,904.30 : 1,448,856.45 = 256,041.90 : x
  2. Step 2: Convert to fraction form
    965,904.30/1,448,856.45 = 256,041.90/x
  3. Step 3: Cross multiply
    965,904.30x = 1,448,856.45 × 256,041.90
  4. Step 4: Simplify right side
    965,904.30x = 370,967,958,285.26
  5. Step 5: Solve for x
    x = 370,967,958,285.26/965,904.30
  6. Step 6: Final answer
    x = 384,062.85

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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.