Home / 977,769.76-1,467,305.36-401,865.36

Finding the Fourth Proportional to 977,769.76, 1,467,305.36 and 401,865.36

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Solution

The fourth proportional to 977,769.76, 1,467,305.36 and 401,865.36 is: 603,065.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,769.76 : 1,467,305.36 = 401,865.36 : x
  2. Step 2: Convert to fraction form
    977,769.76/1,467,305.36 = 401,865.36/x
  3. Step 3: Cross multiply
    977,769.76x = 1,467,305.36 × 401,865.36
  4. Step 4: Simplify right side
    977,769.76x = 589,659,196,726.33
  5. Step 5: Solve for x
    x = 589,659,196,726.33/977,769.76
  6. Step 6: Final answer
    x = 603,065.49

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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.