Home / 654,513.07-981,880.32-334,803.73

Finding the Fourth Proportional to 654,513.07, 981,880.32 and 334,803.73

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Solution

The fourth proportional to 654,513.07, 981,880.32 and 334,803.73 is: 502,262.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,513.07 : 981,880.32 = 334,803.73 : x
  2. Step 2: Convert to fraction form
    654,513.07/981,880.32 = 334,803.73/x
  3. Step 3: Cross multiply
    654,513.07x = 981,880.32 × 334,803.73
  4. Step 4: Simplify right side
    654,513.07x = 328,737,193,549.59
  5. Step 5: Solve for x
    x = 328,737,193,549.59/654,513.07
  6. Step 6: Final answer
    x = 502,262.23

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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.