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Finding the Fourth Proportional to 229,296.93, 342,401.36 and 187,260.46

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Solution

The fourth proportional to 229,296.93, 342,401.36 and 187,260.46 is: 279,629.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,296.93 : 342,401.36 = 187,260.46 : x
  2. Step 2: Convert to fraction form
    229,296.93/342,401.36 = 187,260.46/x
  3. Step 3: Cross multiply
    229,296.93x = 342,401.36 × 187,260.46
  4. Step 4: Simplify right side
    229,296.93x = 64,118,236,838.60
  5. Step 5: Solve for x
    x = 64,118,236,838.60/229,296.93
  6. Step 6: Final answer
    x = 279,629.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.