Home / 1,130,786.08-1,695,764.40-331,862.56

Finding the Fourth Proportional to 1,130,786.08, 1,695,764.40 and 331,862.56

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Solution

The fourth proportional to 1,130,786.08, 1,695,764.40 and 331,862.56 is: 497,672.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,786.08 : 1,695,764.40 = 331,862.56 : x
  2. Step 2: Convert to fraction form
    1,130,786.08/1,695,764.40 = 331,862.56/x
  3. Step 3: Cross multiply
    1,130,786.08x = 1,695,764.40 × 331,862.56
  4. Step 4: Simplify right side
    1,130,786.08x = 562,760,714,940.86
  5. Step 5: Solve for x
    x = 562,760,714,940.86/1,130,786.08
  6. Step 6: Final answer
    x = 497,672.13

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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.