Home / 348,003.20-522,004.80-111,353.60

Finding the Fourth Proportional to 348,003.20, 522,004.80 and 111,353.60

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Solution

The fourth proportional to 348,003.20, 522,004.80 and 111,353.60 is: 167,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,003.20 : 522,004.80 = 111,353.60 : x
  2. Step 2: Convert to fraction form
    348,003.20/522,004.80 = 111,353.60/x
  3. Step 3: Cross multiply
    348,003.20x = 522,004.80 × 111,353.60
  4. Step 4: Simplify right side
    348,003.20x = 58,127,113,697.28
  5. Step 5: Solve for x
    x = 58,127,113,697.28/348,003.20
  6. Step 6: Final answer
    x = 167,030.40

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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.