Home / 334,623.80-501,935.70-320,108.60

Finding the Fourth Proportional to 334,623.80, 501,935.70 and 320,108.60

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Solution

The fourth proportional to 334,623.80, 501,935.70 and 320,108.60 is: 480,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,623.80 : 501,935.70 = 320,108.60 : x
  2. Step 2: Convert to fraction form
    334,623.80/501,935.70 = 320,108.60/x
  3. Step 3: Cross multiply
    334,623.80x = 501,935.70 × 320,108.60
  4. Step 4: Simplify right side
    334,623.80x = 160,673,934,217.02
  5. Step 5: Solve for x
    x = 160,673,934,217.02/334,623.80
  6. Step 6: Final answer
    x = 480,162.90

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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.