Home / 427,734.06-590,264.19-236,736.06

Finding the Fourth Proportional to 427,734.06, 590,264.19 and 236,736.06

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Solution

The fourth proportional to 427,734.06, 590,264.19 and 236,736.06 is: 326,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,734.06 : 590,264.19 = 236,736.06 : x
  2. Step 2: Convert to fraction form
    427,734.06/590,264.19 = 236,736.06/x
  3. Step 3: Cross multiply
    427,734.06x = 590,264.19 × 236,736.06
  4. Step 4: Simplify right side
    427,734.06x = 139,736,818,699.69
  5. Step 5: Solve for x
    x = 139,736,818,699.69/427,734.06
  6. Step 6: Final answer
    x = 326,690.89

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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.