Home / 825,514.65-1,238,395.01-292,991.08

Finding the Fourth Proportional to 825,514.65, 1,238,395.01 and 292,991.08

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Solution

The fourth proportional to 825,514.65, 1,238,395.01 and 292,991.08 is: 439,530.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,514.65 : 1,238,395.01 = 292,991.08 : x
  2. Step 2: Convert to fraction form
    825,514.65/1,238,395.01 = 292,991.08/x
  3. Step 3: Cross multiply
    825,514.65x = 1,238,395.01 × 292,991.08
  4. Step 4: Simplify right side
    825,514.65x = 362,838,691,446.51
  5. Step 5: Solve for x
    x = 362,838,691,446.51/825,514.65
  6. Step 6: Final answer
    x = 439,530.29

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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.