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Finding the Fourth Proportional to 361,567.67, 498,955.44 and 200,421.30

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Solution

The fourth proportional to 361,567.67, 498,955.44 and 200,421.30 is: 276,577.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,567.67 : 498,955.44 = 200,421.30 : x
  2. Step 2: Convert to fraction form
    361,567.67/498,955.44 = 200,421.30/x
  3. Step 3: Cross multiply
    361,567.67x = 498,955.44 × 200,421.30
  4. Step 4: Simplify right side
    361,567.67x = 100,001,300,549.54
  5. Step 5: Solve for x
    x = 100,001,300,549.54/361,567.67
  6. Step 6: Final answer
    x = 276,577.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.