Home / 1,158,509.82-1,737,338.25-400,156.64

Finding the Fourth Proportional to 1,158,509.82, 1,737,338.25 and 400,156.64

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Solution

The fourth proportional to 1,158,509.82, 1,737,338.25 and 400,156.64 is: 600,087.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,509.82 : 1,737,338.25 = 400,156.64 : x
  2. Step 2: Convert to fraction form
    1,158,509.82/1,737,338.25 = 400,156.64/x
  3. Step 3: Cross multiply
    1,158,509.82x = 1,737,338.25 × 400,156.64
  4. Step 4: Simplify right side
    1,158,509.82x = 695,207,435,992.40
  5. Step 5: Solve for x
    x = 695,207,435,992.40/1,158,509.82
  6. Step 6: Final answer
    x = 600,087.65

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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.