Home / 292,576.28-438,622.50-134,671.64

Finding the Fourth Proportional to 292,576.28, 438,622.50 and 134,671.64

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Solution

The fourth proportional to 292,576.28, 438,622.50 and 134,671.64 is: 201,896.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,576.28 : 438,622.50 = 134,671.64 : x
  2. Step 2: Convert to fraction form
    292,576.28/438,622.50 = 134,671.64/x
  3. Step 3: Cross multiply
    292,576.28x = 438,622.50 × 134,671.64
  4. Step 4: Simplify right side
    292,576.28x = 59,070,011,415.90
  5. Step 5: Solve for x
    x = 59,070,011,415.90/292,576.28
  6. Step 6: Final answer
    x = 201,896.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.