Home / 872,529.70-1,308,794.55-374,865.70

Finding the Fourth Proportional to 872,529.70, 1,308,794.55 and 374,865.70

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Solution

The fourth proportional to 872,529.70, 1,308,794.55 and 374,865.70 is: 562,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,529.70 : 1,308,794.55 = 374,865.70 : x
  2. Step 2: Convert to fraction form
    872,529.70/1,308,794.55 = 374,865.70/x
  3. Step 3: Cross multiply
    872,529.70x = 1,308,794.55 × 374,865.70
  4. Step 4: Simplify right side
    872,529.70x = 490,622,185,141.94
  5. Step 5: Solve for x
    x = 490,622,185,141.94/872,529.70
  6. Step 6: Final answer
    x = 562,298.55

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Similar ratio
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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.