Home / 465,030.64-697,542.18-307,961.92

Finding the Fourth Proportional to 465,030.64, 697,542.18 and 307,961.92

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Solution

The fourth proportional to 465,030.64, 697,542.18 and 307,961.92 is: 461,940.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,030.64 : 697,542.18 = 307,961.92 : x
  2. Step 2: Convert to fraction form
    465,030.64/697,542.18 = 307,961.92/x
  3. Step 3: Cross multiply
    465,030.64x = 697,542.18 × 307,961.92
  4. Step 4: Simplify right side
    465,030.64x = 214,816,429,033.79
  5. Step 5: Solve for x
    x = 214,816,429,033.79/465,030.64
  6. Step 6: Final answer
    x = 461,940.38

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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.