Home / 755,031.80-1,041,965.79-410,889.93

Finding the Fourth Proportional to 755,031.80, 1,041,965.79 and 410,889.93

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Solution

The fourth proportional to 755,031.80, 1,041,965.79 and 410,889.93 is: 567,040.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,031.80 : 1,041,965.79 = 410,889.93 : x
  2. Step 2: Convert to fraction form
    755,031.80/1,041,965.79 = 410,889.93/x
  3. Step 3: Cross multiply
    755,031.80x = 1,041,965.79 × 410,889.93
  4. Step 4: Simplify right side
    755,031.80x = 428,133,250,515.50
  5. Step 5: Solve for x
    x = 428,133,250,515.50/755,031.80
  6. Step 6: Final answer
    x = 567,040.03

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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.