Home / 684,388.52-1,026,495.27-284,954.84

Finding the Fourth Proportional to 684,388.52, 1,026,495.27 and 284,954.84

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Solution

The fourth proportional to 684,388.52, 1,026,495.27 and 284,954.84 is: 427,395.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,388.52 : 1,026,495.27 = 284,954.84 : x
  2. Step 2: Convert to fraction form
    684,388.52/1,026,495.27 = 284,954.84/x
  3. Step 3: Cross multiply
    684,388.52x = 1,026,495.27 × 284,954.84
  4. Step 4: Simplify right side
    684,388.52x = 292,504,795,423.61
  5. Step 5: Solve for x
    x = 292,504,795,423.61/684,388.52
  6. Step 6: Final answer
    x = 427,395.82

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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.