Home / 672,840.52-1,009,455.58-199,537.26

Finding the Fourth Proportional to 672,840.52, 1,009,455.58 and 199,537.26

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Solution

The fourth proportional to 672,840.52, 1,009,455.58 and 199,537.26 is: 299,363.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,840.52 : 1,009,455.58 = 199,537.26 : x
  2. Step 2: Convert to fraction form
    672,840.52/1,009,455.58 = 199,537.26/x
  3. Step 3: Cross multiply
    672,840.52x = 1,009,455.58 × 199,537.26
  4. Step 4: Simplify right side
    672,840.52x = 201,424,000,524.91
  5. Step 5: Solve for x
    x = 201,424,000,524.91/672,840.52
  6. Step 6: Final answer
    x = 299,363.66

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Similar ratio
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1.5x scale

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.