Home / 1,307,384.20-1,961,189.34-360,754.96

Finding the Fourth Proportional to 1,307,384.20, 1,961,189.34 and 360,754.96

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Solution

The fourth proportional to 1,307,384.20, 1,961,189.34 and 360,754.96 is: 541,163.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,384.20 : 1,961,189.34 = 360,754.96 : x
  2. Step 2: Convert to fraction form
    1,307,384.20/1,961,189.34 = 360,754.96/x
  3. Step 3: Cross multiply
    1,307,384.20x = 1,961,189.34 × 360,754.96
  4. Step 4: Simplify right side
    1,307,384.20x = 707,508,781,904.13
  5. Step 5: Solve for x
    x = 707,508,781,904.13/1,307,384.20
  6. Step 6: Final answer
    x = 541,163.63

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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.