Home / 348,812.72-523,168.05-166,402.34

Finding the Fourth Proportional to 348,812.72, 523,168.05 and 166,402.34

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Solution

The fourth proportional to 348,812.72, 523,168.05 and 166,402.34 is: 249,579.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,812.72 : 523,168.05 = 166,402.34 : x
  2. Step 2: Convert to fraction form
    348,812.72/523,168.05 = 166,402.34/x
  3. Step 3: Cross multiply
    348,812.72x = 523,168.05 × 166,402.34
  4. Step 4: Simplify right side
    348,812.72x = 87,056,386,455.27
  5. Step 5: Solve for x
    x = 87,056,386,455.27/348,812.72
  6. Step 6: Final answer
    x = 249,579.16

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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.