Home / 304,651.15-457,055.57-178,398.07

Finding the Fourth Proportional to 304,651.15, 457,055.57 and 178,398.07

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Solution

The fourth proportional to 304,651.15, 457,055.57 and 178,398.07 is: 267,643.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,651.15 : 457,055.57 = 178,398.07 : x
  2. Step 2: Convert to fraction form
    304,651.15/457,055.57 = 178,398.07/x
  3. Step 3: Cross multiply
    304,651.15x = 457,055.57 × 178,398.07
  4. Step 4: Simplify right side
    304,651.15x = 81,537,831,570.75
  5. Step 5: Solve for x
    x = 81,537,831,570.75/304,651.15
  6. Step 6: Final answer
    x = 267,643.28

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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.