Home / 314,402.28-433,861.50-171,162.81

Finding the Fourth Proportional to 314,402.28, 433,861.50 and 171,162.81

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Solution

The fourth proportional to 314,402.28, 433,861.50 and 171,162.81 is: 236,197.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,402.28 : 433,861.50 = 171,162.81 : x
  2. Step 2: Convert to fraction form
    314,402.28/433,861.50 = 171,162.81/x
  3. Step 3: Cross multiply
    314,402.28x = 433,861.50 × 171,162.81
  4. Step 4: Simplify right side
    314,402.28x = 74,260,953,490.82
  5. Step 5: Solve for x
    x = 74,260,953,490.82/314,402.28
  6. Step 6: Final answer
    x = 236,197.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.