Home / 924,728.07-1,387,092.11-259,880.07

Finding the Fourth Proportional to 924,728.07, 1,387,092.11 and 259,880.07

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Solution

The fourth proportional to 924,728.07, 1,387,092.11 and 259,880.07 is: 389,820.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,728.07 : 1,387,092.11 = 259,880.07 : x
  2. Step 2: Convert to fraction form
    924,728.07/1,387,092.11 = 259,880.07/x
  3. Step 3: Cross multiply
    924,728.07x = 1,387,092.11 × 259,880.07
  4. Step 4: Simplify right side
    924,728.07x = 360,477,593,343.85
  5. Step 5: Solve for x
    x = 360,477,593,343.85/924,728.07
  6. Step 6: Final answer
    x = 389,820.11

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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.