Home / 896,400.98-1,236,997.37-488,494.16

Finding the Fourth Proportional to 896,400.98, 1,236,997.37 and 488,494.16

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Solution

The fourth proportional to 896,400.98, 1,236,997.37 and 488,494.16 is: 674,102.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,400.98 : 1,236,997.37 = 488,494.16 : x
  2. Step 2: Convert to fraction form
    896,400.98/1,236,997.37 = 488,494.16/x
  3. Step 3: Cross multiply
    896,400.98x = 1,236,997.37 × 488,494.16
  4. Step 4: Simplify right side
    896,400.98x = 604,265,982,552.90
  5. Step 5: Solve for x
    x = 604,265,982,552.90/896,400.98
  6. Step 6: Final answer
    x = 674,102.33

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1.5x scale

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.