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Finding the Fourth Proportional to 364,020.42, 546,276.78 and 127,365.14

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Solution

The fourth proportional to 364,020.42, 546,276.78 and 127,365.14 is: 191,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,020.42 : 546,276.78 = 127,365.14 : x
  2. Step 2: Convert to fraction form
    364,020.42/546,276.78 = 127,365.14/x
  3. Step 3: Cross multiply
    364,020.42x = 546,276.78 × 127,365.14
  4. Step 4: Simplify right side
    364,020.42x = 69,576,618,563.45
  5. Step 5: Solve for x
    x = 69,576,618,563.45/364,020.42
  6. Step 6: Final answer
    x = 191,133.83

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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.