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Finding the Fourth Proportional to 577,941.67, 797,719.79 and 336,270.92

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Solution

The fourth proportional to 577,941.67, 797,719.79 and 336,270.92 is: 464,147.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,941.67 : 797,719.79 = 336,270.92 : x
  2. Step 2: Convert to fraction form
    577,941.67/797,719.79 = 336,270.92/x
  3. Step 3: Cross multiply
    577,941.67x = 797,719.79 × 336,270.92
  4. Step 4: Simplify right side
    577,941.67x = 268,249,967,685.51
  5. Step 5: Solve for x
    x = 268,249,967,685.51/577,941.67
  6. Step 6: Final answer
    x = 464,147.13

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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.