Home / 516,977.40-775,148.58-201,066.06

Finding the Fourth Proportional to 516,977.40, 775,148.58 and 201,066.06

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Solution

The fourth proportional to 516,977.40, 775,148.58 and 201,066.06 is: 301,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,977.40 : 775,148.58 = 201,066.06 : x
  2. Step 2: Convert to fraction form
    516,977.40/775,148.58 = 201,066.06/x
  3. Step 3: Cross multiply
    516,977.40x = 775,148.58 × 201,066.06
  4. Step 4: Simplify right side
    516,977.40x = 155,856,070,895.20
  5. Step 5: Solve for x
    x = 155,856,070,895.20/516,977.40
  6. Step 6: Final answer
    x = 301,475.60

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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.