Home / 290,956.42-401,717.55-214,484.32

Finding the Fourth Proportional to 290,956.42, 401,717.55 and 214,484.32

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Solution

The fourth proportional to 290,956.42, 401,717.55 and 214,484.32 is: 296,134.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,956.42 : 401,717.55 = 214,484.32 : x
  2. Step 2: Convert to fraction form
    290,956.42/401,717.55 = 214,484.32/x
  3. Step 3: Cross multiply
    290,956.42x = 401,717.55 × 214,484.32
  4. Step 4: Simplify right side
    290,956.42x = 86,162,115,543.82
  5. Step 5: Solve for x
    x = 86,162,115,543.82/290,956.42
  6. Step 6: Final answer
    x = 296,134.09

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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.