Home / 427,042.22-589,300.34-252,725.40

Finding the Fourth Proportional to 427,042.22, 589,300.34 and 252,725.40

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Solution

The fourth proportional to 427,042.22, 589,300.34 and 252,725.40 is: 348,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,042.22 : 589,300.34 = 252,725.40 : x
  2. Step 2: Convert to fraction form
    427,042.22/589,300.34 = 252,725.40/x
  3. Step 3: Cross multiply
    427,042.22x = 589,300.34 × 252,725.40
  4. Step 4: Simplify right side
    427,042.22x = 148,931,162,883.01
  5. Step 5: Solve for x
    x = 148,931,162,883.01/427,042.22
  6. Step 6: Final answer
    x = 348,750.45

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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.