Home / 896,571.52-1,237,257.81-488,672.10

Finding the Fourth Proportional to 896,571.52, 1,237,257.81 and 488,672.10

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Solution

The fourth proportional to 896,571.52, 1,237,257.81 and 488,672.10 is: 674,361.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,571.52 : 1,237,257.81 = 488,672.10 : x
  2. Step 2: Convert to fraction form
    896,571.52/1,237,257.81 = 488,672.10/x
  3. Step 3: Cross multiply
    896,571.52x = 1,237,257.81 × 488,672.10
  4. Step 4: Simplify right side
    896,571.52x = 604,613,375,368.39
  5. Step 5: Solve for x
    x = 604,613,375,368.39/896,571.52
  6. Step 6: Final answer
    x = 674,361.57

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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.