Home / 896,871.70-1,237,682.28-488,973.52

Finding the Fourth Proportional to 896,871.70, 1,237,682.28 and 488,973.52

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Solution

The fourth proportional to 896,871.70, 1,237,682.28 and 488,973.52 is: 674,783.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,871.70 : 1,237,682.28 = 488,973.52 : x
  2. Step 2: Convert to fraction form
    896,871.70/1,237,682.28 = 488,973.52/x
  3. Step 3: Cross multiply
    896,871.70x = 1,237,682.28 × 488,973.52
  4. Step 4: Simplify right side
    896,871.70x = 605,193,861,093.23
  5. Step 5: Solve for x
    x = 605,193,861,093.23/896,871.70
  6. Step 6: Final answer
    x = 674,783.09

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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.