Home / 762,824.22-1,052,746.59-423,292.47

Finding the Fourth Proportional to 762,824.22, 1,052,746.59 and 423,292.47

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Solution

The fourth proportional to 762,824.22, 1,052,746.59 and 423,292.47 is: 584,170.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,824.22 : 1,052,746.59 = 423,292.47 : x
  2. Step 2: Convert to fraction form
    762,824.22/1,052,746.59 = 423,292.47/x
  3. Step 3: Cross multiply
    762,824.22x = 1,052,746.59 × 423,292.47
  4. Step 4: Simplify right side
    762,824.22x = 445,619,699,101.44
  5. Step 5: Solve for x
    x = 445,619,699,101.44/762,824.22
  6. Step 6: Final answer
    x = 584,170.89

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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.