Home / 335,272.80-503,492.40-324,775.20

Finding the Fourth Proportional to 335,272.80, 503,492.40 and 324,775.20

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Solution

The fourth proportional to 335,272.80, 503,492.40 and 324,775.20 is: 487,727.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,272.80 : 503,492.40 = 324,775.20 : x
  2. Step 2: Convert to fraction form
    335,272.80/503,492.40 = 324,775.20/x
  3. Step 3: Cross multiply
    335,272.80x = 503,492.40 × 324,775.20
  4. Step 4: Simplify right side
    335,272.80x = 163,521,844,908.48
  5. Step 5: Solve for x
    x = 163,521,844,908.48/335,272.80
  6. Step 6: Final answer
    x = 487,727.74

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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.