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Finding the Fourth Proportional to 365,870.76, 548,930.70 and 197,407.08

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Solution

The fourth proportional to 365,870.76, 548,930.70 and 197,407.08 is: 296,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,870.76 : 548,930.70 = 197,407.08 : x
  2. Step 2: Convert to fraction form
    365,870.76/548,930.70 = 197,407.08/x
  3. Step 3: Cross multiply
    365,870.76x = 548,930.70 × 197,407.08
  4. Step 4: Simplify right side
    365,870.76x = 108,362,806,609.36
  5. Step 5: Solve for x
    x = 108,362,806,609.36/365,870.76
  6. Step 6: Final answer
    x = 296,177.83

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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.