Home / 901,397.58-1,243,943.37-493,492.59

Finding the Fourth Proportional to 901,397.58, 1,243,943.37 and 493,492.59

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Solution

The fourth proportional to 901,397.58, 1,243,943.37 and 493,492.59 is: 681,027.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,397.58 : 1,243,943.37 = 493,492.59 : x
  2. Step 2: Convert to fraction form
    901,397.58/1,243,943.37 = 493,492.59/x
  3. Step 3: Cross multiply
    901,397.58x = 1,243,943.37 × 493,492.59
  4. Step 4: Simplify right side
    901,397.58x = 613,876,835,474.63
  5. Step 5: Solve for x
    x = 613,876,835,474.63/901,397.58
  6. Step 6: Final answer
    x = 681,027.83

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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.