Home / 334,420.89-461,884.13-220,210.08

Finding the Fourth Proportional to 334,420.89, 461,884.13 and 220,210.08

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Solution

The fourth proportional to 334,420.89, 461,884.13 and 220,210.08 is: 304,142.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,420.89 : 461,884.13 = 220,210.08 : x
  2. Step 2: Convert to fraction form
    334,420.89/461,884.13 = 220,210.08/x
  3. Step 3: Cross multiply
    334,420.89x = 461,884.13 × 220,210.08
  4. Step 4: Simplify right side
    334,420.89x = 101,711,541,218.03
  5. Step 5: Solve for x
    x = 101,711,541,218.03/334,420.89
  6. Step 6: Final answer
    x = 304,142.31

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1.5x scale

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.