Home / 1,489,225.32-2,233,468.94-424,276.62

Finding the Fourth Proportional to 1,489,225.32, 2,233,468.94 and 424,276.62

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Solution

The fourth proportional to 1,489,225.32, 2,233,468.94 and 424,276.62 is: 636,309.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,225.32 : 2,233,468.94 = 424,276.62 : x
  2. Step 2: Convert to fraction form
    1,489,225.32/2,233,468.94 = 424,276.62/x
  3. Step 3: Cross multiply
    1,489,225.32x = 2,233,468.94 × 424,276.62
  4. Step 4: Simplify right side
    1,489,225.32x = 947,608,652,738.18
  5. Step 5: Solve for x
    x = 947,608,652,738.18/1,489,225.32
  6. Step 6: Final answer
    x = 636,309.79

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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.