Home / 762,215.23-1,049,216.43-658,802.04

Finding the Fourth Proportional to 762,215.23, 1,049,216.43 and 658,802.04

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Solution

The fourth proportional to 762,215.23, 1,049,216.43 and 658,802.04 is: 906,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,215.23 : 1,049,216.43 = 658,802.04 : x
  2. Step 2: Convert to fraction form
    762,215.23/1,049,216.43 = 658,802.04/x
  3. Step 3: Cross multiply
    762,215.23x = 1,049,216.43 × 658,802.04
  4. Step 4: Simplify right side
    762,215.23x = 691,225,919,239.44
  5. Step 5: Solve for x
    x = 691,225,919,239.44/762,215.23
  6. Step 6: Final answer
    x = 906,864.48

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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.