Home / 777,614.08-1,166,576.64-245,217.28

Finding the Fourth Proportional to 777,614.08, 1,166,576.64 and 245,217.28

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Solution

The fourth proportional to 777,614.08, 1,166,576.64 and 245,217.28 is: 367,874.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,614.08 : 1,166,576.64 = 245,217.28 : x
  2. Step 2: Convert to fraction form
    777,614.08/1,166,576.64 = 245,217.28/x
  3. Step 3: Cross multiply
    777,614.08x = 1,166,576.64 × 245,217.28
  4. Step 4: Simplify right side
    777,614.08x = 286,064,750,572.34
  5. Step 5: Solve for x
    x = 286,064,750,572.34/777,614.08
  6. Step 6: Final answer
    x = 367,874.96

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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.