Home / 672,811.52-1,009,412.08-199,508.27

Finding the Fourth Proportional to 672,811.52, 1,009,412.08 and 199,508.27

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Solution

The fourth proportional to 672,811.52, 1,009,412.08 and 199,508.27 is: 299,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,811.52 : 1,009,412.08 = 199,508.27 : x
  2. Step 2: Convert to fraction form
    672,811.52/1,009,412.08 = 199,508.27/x
  3. Step 3: Cross multiply
    672,811.52x = 1,009,412.08 × 199,508.27
  4. Step 4: Simplify right side
    672,811.52x = 201,386,052,252.07
  5. Step 5: Solve for x
    x = 201,386,052,252.07/672,811.52
  6. Step 6: Final answer
    x = 299,320.16

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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.