Home / 340,737.23-469,898.45-269,287.94

Finding the Fourth Proportional to 340,737.23, 469,898.45 and 269,287.94

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Solution

The fourth proportional to 340,737.23, 469,898.45 and 269,287.94 is: 371,365.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,737.23 : 469,898.45 = 269,287.94 : x
  2. Step 2: Convert to fraction form
    340,737.23/469,898.45 = 269,287.94/x
  3. Step 3: Cross multiply
    340,737.23x = 469,898.45 × 269,287.94
  4. Step 4: Simplify right side
    340,737.23x = 126,537,986,447.83
  5. Step 5: Solve for x
    x = 126,537,986,447.83/340,737.23
  6. Step 6: Final answer
    x = 371,365.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.