Home / 672,848.27-1,009,467.20-199,545.02

Finding the Fourth Proportional to 672,848.27, 1,009,467.20 and 199,545.02

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Solution

The fourth proportional to 672,848.27, 1,009,467.20 and 199,545.02 is: 299,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,848.27 : 1,009,467.20 = 199,545.02 : x
  2. Step 2: Convert to fraction form
    672,848.27/1,009,467.20 = 199,545.02/x
  3. Step 3: Cross multiply
    672,848.27x = 1,009,467.20 × 199,545.02
  4. Step 4: Simplify right side
    672,848.27x = 201,434,148,064.87
  5. Step 5: Solve for x
    x = 201,434,148,064.87/672,848.27
  6. Step 6: Final answer
    x = 299,375.30

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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.