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Finding the Fourth Proportional to 445,674.08, 615,034.98 and 241,725.28

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Solution

The fourth proportional to 445,674.08, 615,034.98 and 241,725.28 is: 333,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,674.08 : 615,034.98 = 241,725.28 : x
  2. Step 2: Convert to fraction form
    445,674.08/615,034.98 = 241,725.28/x
  3. Step 3: Cross multiply
    445,674.08x = 615,034.98 × 241,725.28
  4. Step 4: Simplify right side
    445,674.08x = 148,669,502,750.29
  5. Step 5: Solve for x
    x = 148,669,502,750.29/445,674.08
  6. Step 6: Final answer
    x = 333,583.46

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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.