Home / 961,349.76-1,442,029.50-251,379.36

Finding the Fourth Proportional to 961,349.76, 1,442,029.50 and 251,379.36

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Solution

The fourth proportional to 961,349.76, 1,442,029.50 and 251,379.36 is: 377,070.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,349.76 : 1,442,029.50 = 251,379.36 : x
  2. Step 2: Convert to fraction form
    961,349.76/1,442,029.50 = 251,379.36/x
  3. Step 3: Cross multiply
    961,349.76x = 1,442,029.50 × 251,379.36
  4. Step 4: Simplify right side
    961,349.76x = 362,496,452,811.12
  5. Step 5: Solve for x
    x = 362,496,452,811.12/961,349.76
  6. Step 6: Final answer
    x = 377,070.31

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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.