Home / 400,166.36-552,225.56-218,881.83

Finding the Fourth Proportional to 400,166.36, 552,225.56 and 218,881.83

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Solution

The fourth proportional to 400,166.36, 552,225.56 and 218,881.83 is: 302,054.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,166.36 : 552,225.56 = 218,881.83 : x
  2. Step 2: Convert to fraction form
    400,166.36/552,225.56 = 218,881.83/x
  3. Step 3: Cross multiply
    400,166.36x = 552,225.56 × 218,881.83
  4. Step 4: Simplify right side
    400,166.36x = 120,872,141,145.58
  5. Step 5: Solve for x
    x = 120,872,141,145.58/400,166.36
  6. Step 6: Final answer
    x = 302,054.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.