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Finding the Fourth Proportional to 445,875.84, 615,326.40 and 244,679.04

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Solution

The fourth proportional to 445,875.84, 615,326.40 and 244,679.04 is: 337,666.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,875.84 : 615,326.40 = 244,679.04 : x
  2. Step 2: Convert to fraction form
    445,875.84/615,326.40 = 244,679.04/x
  3. Step 3: Cross multiply
    445,875.84x = 615,326.40 × 244,679.04
  4. Step 4: Simplify right side
    445,875.84x = 150,557,472,838.66
  5. Step 5: Solve for x
    x = 150,557,472,838.66/445,875.84
  6. Step 6: Final answer
    x = 337,666.81

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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.