Home / 445,931.75-615,382.69-241,977.48

Finding the Fourth Proportional to 445,931.75, 615,382.69 and 241,977.48

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Solution

The fourth proportional to 445,931.75, 615,382.69 and 241,977.48 is: 333,927.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,931.75 : 615,382.69 = 241,977.48 : x
  2. Step 2: Convert to fraction form
    445,931.75/615,382.69 = 241,977.48/x
  3. Step 3: Cross multiply
    445,931.75x = 615,382.69 × 241,977.48
  4. Step 4: Simplify right side
    445,931.75x = 148,908,752,561.82
  5. Step 5: Solve for x
    x = 148,908,752,561.82/445,931.75
  6. Step 6: Final answer
    x = 333,927.23

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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.