Home / 802,357.28-1,203,615.84-297,053.36

Finding the Fourth Proportional to 802,357.28, 1,203,615.84 and 297,053.36

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Solution

The fourth proportional to 802,357.28, 1,203,615.84 and 297,053.36 is: 445,609.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,357.28 : 1,203,615.84 = 297,053.36 : x
  2. Step 2: Convert to fraction form
    802,357.28/1,203,615.84 = 297,053.36/x
  3. Step 3: Cross multiply
    802,357.28x = 1,203,615.84 × 297,053.36
  4. Step 4: Simplify right side
    802,357.28x = 357,538,129,421.22
  5. Step 5: Solve for x
    x = 357,538,129,421.22/802,357.28
  6. Step 6: Final answer
    x = 445,609.63

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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.