Home / 702,633.22-1,053,303.98-253,244.09

Finding the Fourth Proportional to 702,633.22, 1,053,303.98 and 253,244.09

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Solution

The fourth proportional to 702,633.22, 1,053,303.98 and 253,244.09 is: 379,633.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,633.22 : 1,053,303.98 = 253,244.09 : x
  2. Step 2: Convert to fraction form
    702,633.22/1,053,303.98 = 253,244.09/x
  3. Step 3: Cross multiply
    702,633.22x = 1,053,303.98 × 253,244.09
  4. Step 4: Simplify right side
    702,633.22x = 266,743,009,275.52
  5. Step 5: Solve for x
    x = 266,743,009,275.52/702,633.22
  6. Step 6: Final answer
    x = 379,633.36

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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.