Home / 426,426.42-588,477.65-235,451.91

Finding the Fourth Proportional to 426,426.42, 588,477.65 and 235,451.91

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Solution

The fourth proportional to 426,426.42, 588,477.65 and 235,451.91 is: 324,928.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,426.42 : 588,477.65 = 235,451.91 : x
  2. Step 2: Convert to fraction form
    426,426.42/588,477.65 = 235,451.91/x
  3. Step 3: Cross multiply
    426,426.42x = 588,477.65 × 235,451.91
  4. Step 4: Simplify right side
    426,426.42x = 138,558,185,507.55
  5. Step 5: Solve for x
    x = 138,558,185,507.55/426,426.42
  6. Step 6: Final answer
    x = 324,928.71

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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.