Home / 909,755.52-1,364,049.36-377,643.84

Finding the Fourth Proportional to 909,755.52, 1,364,049.36 and 377,643.84

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Solution

The fourth proportional to 909,755.52, 1,364,049.36 and 377,643.84 is: 566,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,755.52 : 1,364,049.36 = 377,643.84 : x
  2. Step 2: Convert to fraction form
    909,755.52/1,364,049.36 = 377,643.84/x
  3. Step 3: Cross multiply
    909,755.52x = 1,364,049.36 × 377,643.84
  4. Step 4: Simplify right side
    909,755.52x = 515,124,838,259.94
  5. Step 5: Solve for x
    x = 515,124,838,259.94/909,755.52
  6. Step 6: Final answer
    x = 566,223.37

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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.