Home / 427,930.42-590,551.23-234,335.02

Finding the Fourth Proportional to 427,930.42, 590,551.23 and 234,335.02

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Solution

The fourth proportional to 427,930.42, 590,551.23 and 234,335.02 is: 323,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,930.42 : 590,551.23 = 234,335.02 : x
  2. Step 2: Convert to fraction form
    427,930.42/590,551.23 = 234,335.02/x
  3. Step 3: Cross multiply
    427,930.42x = 590,551.23 × 234,335.02
  4. Step 4: Simplify right side
    427,930.42x = 138,386,834,293.08
  5. Step 5: Solve for x
    x = 138,386,834,293.08/427,930.42
  6. Step 6: Final answer
    x = 323,386.30

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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.