Home / 304,643.10-457,095.21-117,785.82

Finding the Fourth Proportional to 304,643.10, 457,095.21 and 117,785.82

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Solution

The fourth proportional to 304,643.10, 457,095.21 and 117,785.82 is: 176,729.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,643.10 : 457,095.21 = 117,785.82 : x
  2. Step 2: Convert to fraction form
    304,643.10/457,095.21 = 117,785.82/x
  3. Step 3: Cross multiply
    304,643.10x = 457,095.21 × 117,785.82
  4. Step 4: Simplify right side
    304,643.10x = 53,839,334,127.92
  5. Step 5: Solve for x
    x = 53,839,334,127.92/304,643.10
  6. Step 6: Final answer
    x = 176,729.21

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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.