Home / 833,086.12-1,248,684.18-382,876.48

Finding the Fourth Proportional to 833,086.12, 1,248,684.18 and 382,876.48

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Solution

The fourth proportional to 833,086.12, 1,248,684.18 and 382,876.48 is: 573,880.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,086.12 : 1,248,684.18 = 382,876.48 : x
  2. Step 2: Convert to fraction form
    833,086.12/1,248,684.18 = 382,876.48/x
  3. Step 3: Cross multiply
    833,086.12x = 1,248,684.18 × 382,876.48
  4. Step 4: Simplify right side
    833,086.12x = 478,091,803,470.09
  5. Step 5: Solve for x
    x = 478,091,803,470.09/833,086.12
  6. Step 6: Final answer
    x = 573,880.41

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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.