Home / 777,673.10-1,166,398.89-245,124.92

Finding the Fourth Proportional to 777,673.10, 1,166,398.89 and 245,124.92

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Solution

The fourth proportional to 777,673.10, 1,166,398.89 and 245,124.92 is: 367,652.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,673.10 : 1,166,398.89 = 245,124.92 : x
  2. Step 2: Convert to fraction form
    777,673.10/1,166,398.89 = 245,124.92/x
  3. Step 3: Cross multiply
    777,673.10x = 1,166,398.89 × 245,124.92
  4. Step 4: Simplify right side
    777,673.10x = 285,913,434,599.34
  5. Step 5: Solve for x
    x = 285,913,434,599.34/777,673.10
  6. Step 6: Final answer
    x = 367,652.47

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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.