Home / 437,928.91-604,349.77-256,692.22

Finding the Fourth Proportional to 437,928.91, 604,349.77 and 256,692.22

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Solution

The fourth proportional to 437,928.91, 604,349.77 and 256,692.22 is: 354,239.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,928.91 : 604,349.77 = 256,692.22 : x
  2. Step 2: Convert to fraction form
    437,928.91/604,349.77 = 256,692.22/x
  3. Step 3: Cross multiply
    437,928.91x = 604,349.77 × 256,692.22
  4. Step 4: Simplify right side
    437,928.91x = 155,131,884,117.79
  5. Step 5: Solve for x
    x = 155,131,884,117.79/437,928.91
  6. Step 6: Final answer
    x = 354,239.88

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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.