Home / 403,243.38-604,952.55-122,753.34

Finding the Fourth Proportional to 403,243.38, 604,952.55 and 122,753.34

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Solution

The fourth proportional to 403,243.38, 604,952.55 and 122,753.34 is: 184,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,243.38 : 604,952.55 = 122,753.34 : x
  2. Step 2: Convert to fraction form
    403,243.38/604,952.55 = 122,753.34/x
  3. Step 3: Cross multiply
    403,243.38x = 604,952.55 × 122,753.34
  4. Step 4: Simplify right side
    403,243.38x = 74,259,946,054.02
  5. Step 5: Solve for x
    x = 74,259,946,054.02/403,243.38
  6. Step 6: Final answer
    x = 184,156.64

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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.