Home / 335,869.30-503,965.24-209,477.10

Finding the Fourth Proportional to 335,869.30, 503,965.24 and 209,477.10

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Solution

The fourth proportional to 335,869.30, 503,965.24 and 209,477.10 is: 314,316.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,869.30 : 503,965.24 = 209,477.10 : x
  2. Step 2: Convert to fraction form
    335,869.30/503,965.24 = 209,477.10/x
  3. Step 3: Cross multiply
    335,869.30x = 503,965.24 × 209,477.10
  4. Step 4: Simplify right side
    335,869.30x = 105,569,173,408.79
  5. Step 5: Solve for x
    x = 105,569,173,408.79/335,869.30
  6. Step 6: Final answer
    x = 314,316.24

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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.