Home / 348,023.40-522,035.10-161,399.40

Finding the Fourth Proportional to 348,023.40, 522,035.10 and 161,399.40

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Solution

The fourth proportional to 348,023.40, 522,035.10 and 161,399.40 is: 242,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,023.40 : 522,035.10 = 161,399.40 : x
  2. Step 2: Convert to fraction form
    348,023.40/522,035.10 = 161,399.40/x
  3. Step 3: Cross multiply
    348,023.40x = 522,035.10 × 161,399.40
  4. Step 4: Simplify right side
    348,023.40x = 84,256,151,918.94
  5. Step 5: Solve for x
    x = 84,256,151,918.94/348,023.40
  6. Step 6: Final answer
    x = 242,099.10

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1.5x scale

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.