Home / 889,849.20-1,334,762.48-215,936

Finding the Fourth Proportional to 889,849.20, 1,334,762.48 and 215,936

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Solution

The fourth proportional to 889,849.20, 1,334,762.48 and 215,936 is: 323,901.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,849.20 : 1,334,762.48 = 215,936 : x
  2. Step 2: Convert to fraction form
    889,849.20/1,334,762.48 = 215,936/x
  3. Step 3: Cross multiply
    889,849.20x = 1,334,762.48 × 215,936
  4. Step 4: Simplify right side
    889,849.20x = 288,223,270,881.28
  5. Step 5: Solve for x
    x = 288,223,270,881.28/889,849.20
  6. Step 6: Final answer
    x = 323,901.25

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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.