Home / 1,307,365.21-1,961,160.81-360,735.93

Finding the Fourth Proportional to 1,307,365.21, 1,961,160.81 and 360,735.93

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Solution

The fourth proportional to 1,307,365.21, 1,961,160.81 and 360,735.93 is: 541,135.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,365.21 : 1,961,160.81 = 360,735.93 : x
  2. Step 2: Convert to fraction form
    1,307,365.21/1,961,160.81 = 360,735.93/x
  3. Step 3: Cross multiply
    1,307,365.21x = 1,961,160.81 × 360,735.93
  4. Step 4: Simplify right side
    1,307,365.21x = 707,461,169,351.28
  5. Step 5: Solve for x
    x = 707,461,169,351.28/1,307,365.21
  6. Step 6: Final answer
    x = 541,135.07

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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.