Home / 909,917.19-1,364,291.87-377,805.51

Finding the Fourth Proportional to 909,917.19, 1,364,291.87 and 377,805.51

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Solution

The fourth proportional to 909,917.19, 1,364,291.87 and 377,805.51 is: 566,465.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,917.19 : 1,364,291.87 = 377,805.51 : x
  2. Step 2: Convert to fraction form
    909,917.19/1,364,291.87 = 377,805.51/x
  3. Step 3: Cross multiply
    909,917.19x = 1,364,291.87 × 377,805.51
  4. Step 4: Simplify right side
    909,917.19x = 515,436,983,845.18
  5. Step 5: Solve for x
    x = 515,436,983,845.18/909,917.19
  6. Step 6: Final answer
    x = 566,465.82

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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.