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Finding the Fourth Proportional to 684,790, 1,027,651.56 and 241,558

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Solution

The fourth proportional to 684,790, 1,027,651.56 and 241,558 is: 362,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,790 : 1,027,651.56 = 241,558 : x
  2. Step 2: Convert to fraction form
    684,790/1,027,651.56 = 241,558/x
  3. Step 3: Cross multiply
    684,790x = 1,027,651.56 × 241,558
  4. Step 4: Simplify right side
    684,790x = 248,237,455,530.48
  5. Step 5: Solve for x
    x = 248,237,455,530.48/684,790
  6. Step 6: Final answer
    x = 362,501.58

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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.