Home / 627,622.72-941,412.08-201,152.24

Finding the Fourth Proportional to 627,622.72, 941,412.08 and 201,152.24

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Solution

The fourth proportional to 627,622.72, 941,412.08 and 201,152.24 is: 301,721.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,622.72 : 941,412.08 = 201,152.24 : x
  2. Step 2: Convert to fraction form
    627,622.72/941,412.08 = 201,152.24/x
  3. Step 3: Cross multiply
    627,622.72x = 941,412.08 × 201,152.24
  4. Step 4: Simplify right side
    627,622.72x = 189,367,148,655.06
  5. Step 5: Solve for x
    x = 189,367,148,655.06/627,622.72
  6. Step 6: Final answer
    x = 301,721.31

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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.