Home / 849,467.15-1,172,494.95-500,911.97

Finding the Fourth Proportional to 849,467.15, 1,172,494.95 and 500,911.97

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Solution

The fourth proportional to 849,467.15, 1,172,494.95 and 500,911.97 is: 691,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,467.15 : 1,172,494.95 = 500,911.97 : x
  2. Step 2: Convert to fraction form
    849,467.15/1,172,494.95 = 500,911.97/x
  3. Step 3: Cross multiply
    849,467.15x = 1,172,494.95 × 500,911.97
  4. Step 4: Simplify right side
    849,467.15x = 587,316,749,357.08
  5. Step 5: Solve for x
    x = 587,316,749,357.08/849,467.15
  6. Step 6: Final answer
    x = 691,394.31

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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.