Home / 896,648.03-1,237,366.87-488,742.46

Finding the Fourth Proportional to 896,648.03, 1,237,366.87 and 488,742.46

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Solution

The fourth proportional to 896,648.03, 1,237,366.87 and 488,742.46 is: 674,460.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,648.03 : 1,237,366.87 = 488,742.46 : x
  2. Step 2: Convert to fraction form
    896,648.03/1,237,366.87 = 488,742.46/x
  3. Step 3: Cross multiply
    896,648.03x = 1,237,366.87 × 488,742.46
  4. Step 4: Simplify right side
    896,648.03x = 604,753,723,651.03
  5. Step 5: Solve for x
    x = 604,753,723,651.03/896,648.03
  6. Step 6: Final answer
    x = 674,460.55

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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.