Home / 474,268.40-711,337.80-141,844.40

Finding the Fourth Proportional to 474,268.40, 711,337.80 and 141,844.40

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Solution

The fourth proportional to 474,268.40, 711,337.80 and 141,844.40 is: 212,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,268.40 : 711,337.80 = 141,844.40 : x
  2. Step 2: Convert to fraction form
    474,268.40/711,337.80 = 141,844.40/x
  3. Step 3: Cross multiply
    474,268.40x = 711,337.80 × 141,844.40
  4. Step 4: Simplify right side
    474,268.40x = 100,899,283,438.32
  5. Step 5: Solve for x
    x = 100,899,283,438.32/474,268.40
  6. Step 6: Final answer
    x = 212,747.22

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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.