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Finding the Fourth Proportional to 460,877.34, 636,048.62 and 254,186.17

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Solution

The fourth proportional to 460,877.34, 636,048.62 and 254,186.17 is: 350,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,877.34 : 636,048.62 = 254,186.17 : x
  2. Step 2: Convert to fraction form
    460,877.34/636,048.62 = 254,186.17/x
  3. Step 3: Cross multiply
    460,877.34x = 636,048.62 × 254,186.17
  4. Step 4: Simplify right side
    460,877.34x = 161,674,760,743.73
  5. Step 5: Solve for x
    x = 161,674,760,743.73/460,877.34
  6. Step 6: Final answer
    x = 350,797.81

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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.