Home / 909,019.72-1,363,529.54-277,933.48

Finding the Fourth Proportional to 909,019.72, 1,363,529.54 and 277,933.48

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Solution

The fourth proportional to 909,019.72, 1,363,529.54 and 277,933.48 is: 416,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,019.72 : 1,363,529.54 = 277,933.48 : x
  2. Step 2: Convert to fraction form
    909,019.72/1,363,529.54 = 277,933.48/x
  3. Step 3: Cross multiply
    909,019.72x = 1,363,529.54 × 277,933.48
  4. Step 4: Simplify right side
    909,019.72x = 378,970,510,135.00
  5. Step 5: Solve for x
    x = 378,970,510,135.00/909,019.72
  6. Step 6: Final answer
    x = 416,900.21

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1.5x scale

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.