Home / 765,277.54-1,057,539.54-573,958.78

Finding the Fourth Proportional to 765,277.54, 1,057,539.54 and 573,958.78

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Solution

The fourth proportional to 765,277.54, 1,057,539.54 and 573,958.78 is: 793,155.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,277.54 : 1,057,539.54 = 573,958.78 : x
  2. Step 2: Convert to fraction form
    765,277.54/1,057,539.54 = 573,958.78/x
  3. Step 3: Cross multiply
    765,277.54x = 1,057,539.54 × 573,958.78
  4. Step 4: Simplify right side
    765,277.54x = 606,984,103,688.66
  5. Step 5: Solve for x
    x = 606,984,103,688.66/765,277.54
  6. Step 6: Final answer
    x = 793,155.52

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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.