Home / 403,230.12-604,935.45-122,769.24

Finding the Fourth Proportional to 403,230.12, 604,935.45 and 122,769.24

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Solution

The fourth proportional to 403,230.12, 604,935.45 and 122,769.24 is: 184,181.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,230.12 : 604,935.45 = 122,769.24 : x
  2. Step 2: Convert to fraction form
    403,230.12/604,935.45 = 122,769.24/x
  3. Step 3: Cross multiply
    403,230.12x = 604,935.45 × 122,769.24
  4. Step 4: Simplify right side
    403,230.12x = 74,267,465,445.56
  5. Step 5: Solve for x
    x = 74,267,465,445.56/403,230.12
  6. Step 6: Final answer
    x = 184,181.34

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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.