Home / 791,174.32-1,186,834.44-258,698.08

Finding the Fourth Proportional to 791,174.32, 1,186,834.44 and 258,698.08

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Solution

The fourth proportional to 791,174.32, 1,186,834.44 and 258,698.08 is: 388,070.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,174.32 : 1,186,834.44 = 258,698.08 : x
  2. Step 2: Convert to fraction form
    791,174.32/1,186,834.44 = 258,698.08/x
  3. Step 3: Cross multiply
    791,174.32x = 1,186,834.44 × 258,698.08
  4. Step 4: Simplify right side
    791,174.32x = 307,031,790,905.88
  5. Step 5: Solve for x
    x = 307,031,790,905.88/791,174.32
  6. Step 6: Final answer
    x = 388,070.98

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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.