Home / 707,277.05-1,060,275.87-257,892.81

Finding the Fourth Proportional to 707,277.05, 1,060,275.87 and 257,892.81

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Solution

The fourth proportional to 707,277.05, 1,060,275.87 and 257,892.81 is: 386,605.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,277.05 : 1,060,275.87 = 257,892.81 : x
  2. Step 2: Convert to fraction form
    707,277.05/1,060,275.87 = 257,892.81/x
  3. Step 3: Cross multiply
    707,277.05x = 1,060,275.87 × 257,892.81
  4. Step 4: Simplify right side
    707,277.05x = 273,437,523,489.50
  5. Step 5: Solve for x
    x = 273,437,523,489.50/707,277.05
  6. Step 6: Final answer
    x = 386,605.96

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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.