Home / 755,550.96-1,042,667.28-416,031.36

Finding the Fourth Proportional to 755,550.96, 1,042,667.28 and 416,031.36

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Solution

The fourth proportional to 755,550.96, 1,042,667.28 and 416,031.36 is: 574,127.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,550.96 : 1,042,667.28 = 416,031.36 : x
  2. Step 2: Convert to fraction form
    755,550.96/1,042,667.28 = 416,031.36/x
  3. Step 3: Cross multiply
    755,550.96x = 1,042,667.28 × 416,031.36
  4. Step 4: Simplify right side
    755,550.96x = 433,782,286,525.90
  5. Step 5: Solve for x
    x = 433,782,286,525.90/755,550.96
  6. Step 6: Final answer
    x = 574,127.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.