Home / 461,727.34-692,414.56-221,772.74

Finding the Fourth Proportional to 461,727.34, 692,414.56 and 221,772.74

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Solution

The fourth proportional to 461,727.34, 692,414.56 and 221,772.74 is: 332,574.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,727.34 : 692,414.56 = 221,772.74 : x
  2. Step 2: Convert to fraction form
    461,727.34/692,414.56 = 221,772.74/x
  3. Step 3: Cross multiply
    461,727.34x = 692,414.56 × 221,772.74
  4. Step 4: Simplify right side
    461,727.34x = 153,558,671,002.24
  5. Step 5: Solve for x
    x = 153,558,671,002.24/461,727.34
  6. Step 6: Final answer
    x = 332,574.35

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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.