Home / 510,149.31-764,895.92-243,903.93

Finding the Fourth Proportional to 510,149.31, 764,895.92 and 243,903.93

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Solution

The fourth proportional to 510,149.31, 764,895.92 and 243,903.93 is: 365,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,149.31 : 764,895.92 = 243,903.93 : x
  2. Step 2: Convert to fraction form
    510,149.31/764,895.92 = 243,903.93/x
  3. Step 3: Cross multiply
    510,149.31x = 764,895.92 × 243,903.93
  4. Step 4: Simplify right side
    510,149.31x = 186,561,119,709.45
  5. Step 5: Solve for x
    x = 186,561,119,709.45/510,149.31
  6. Step 6: Final answer
    x = 365,699.05

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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.