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Finding the Fourth Proportional to 246,307.74, 368,794.26 and 127,730.46

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Solution

The fourth proportional to 246,307.74, 368,794.26 and 127,730.46 is: 191,249.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,307.74 : 368,794.26 = 127,730.46 : x
  2. Step 2: Convert to fraction form
    246,307.74/368,794.26 = 127,730.46/x
  3. Step 3: Cross multiply
    246,307.74x = 368,794.26 × 127,730.46
  4. Step 4: Simplify right side
    246,307.74x = 47,106,260,475.16
  5. Step 5: Solve for x
    x = 47,106,260,475.16/246,307.74
  6. Step 6: Final answer
    x = 191,249.62

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1.5x scale

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.