Home / 1,307,417.45-1,961,239.05-360,788.06

Finding the Fourth Proportional to 1,307,417.45, 1,961,239.05 and 360,788.06

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Solution

The fourth proportional to 1,307,417.45, 1,961,239.05 and 360,788.06 is: 541,213.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,417.45 : 1,961,239.05 = 360,788.06 : x
  2. Step 2: Convert to fraction form
    1,307,417.45/1,961,239.05 = 360,788.06/x
  3. Step 3: Cross multiply
    1,307,417.45x = 1,961,239.05 × 360,788.06
  4. Step 4: Simplify right side
    1,307,417.45x = 707,591,622,239.55
  5. Step 5: Solve for x
    x = 707,591,622,239.55/1,307,417.45
  6. Step 6: Final answer
    x = 541,213.23

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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.