Home / 736,368.33-1,102,781.01-419,865.69

Finding the Fourth Proportional to 736,368.33, 1,102,781.01 and 419,865.69

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Solution

The fourth proportional to 736,368.33, 1,102,781.01 and 419,865.69 is: 628,788.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,368.33 : 1,102,781.01 = 419,865.69 : x
  2. Step 2: Convert to fraction form
    736,368.33/1,102,781.01 = 419,865.69/x
  3. Step 3: Cross multiply
    736,368.33x = 1,102,781.01 × 419,865.69
  4. Step 4: Simplify right side
    736,368.33x = 463,019,909,682.55
  5. Step 5: Solve for x
    x = 463,019,909,682.55/736,368.33
  6. Step 6: Final answer
    x = 628,788.46

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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.