Home / 904,046.40-1,356,069.60-478,893.60

Finding the Fourth Proportional to 904,046.40, 1,356,069.60 and 478,893.60

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Solution

The fourth proportional to 904,046.40, 1,356,069.60 and 478,893.60 is: 718,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,046.40 : 1,356,069.60 = 478,893.60 : x
  2. Step 2: Convert to fraction form
    904,046.40/1,356,069.60 = 478,893.60/x
  3. Step 3: Cross multiply
    904,046.40x = 1,356,069.60 × 478,893.60
  4. Step 4: Simplify right side
    904,046.40x = 649,413,052,594.56
  5. Step 5: Solve for x
    x = 649,413,052,594.56/904,046.40
  6. Step 6: Final answer
    x = 718,340.40

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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.