Home / 904,046.60-1,247,723.70-522,043.40

Finding the Fourth Proportional to 904,046.60, 1,247,723.70 and 522,043.40

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Solution

The fourth proportional to 904,046.60, 1,247,723.70 and 522,043.40 is: 720,500.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,046.60 : 1,247,723.70 = 522,043.40 : x
  2. Step 2: Convert to fraction form
    904,046.60/1,247,723.70 = 522,043.40/x
  3. Step 3: Cross multiply
    904,046.60x = 1,247,723.70 × 522,043.40
  4. Step 4: Simplify right side
    904,046.60x = 651,365,922,608.58
  5. Step 5: Solve for x
    x = 651,365,922,608.58/904,046.60
  6. Step 6: Final answer
    x = 720,500.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.