Home / 455,145.18-627,950.55-294,095.13

Finding the Fourth Proportional to 455,145.18, 627,950.55 and 294,095.13

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Solution

The fourth proportional to 455,145.18, 627,950.55 and 294,095.13 is: 405,754.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,145.18 : 627,950.55 = 294,095.13 : x
  2. Step 2: Convert to fraction form
    455,145.18/627,950.55 = 294,095.13/x
  3. Step 3: Cross multiply
    455,145.18x = 627,950.55 × 294,095.13
  4. Step 4: Simplify right side
    455,145.18x = 184,677,198,635.82
  5. Step 5: Solve for x
    x = 184,677,198,635.82/455,145.18
  6. Step 6: Final answer
    x = 405,754.49

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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.