Home / 720,876.04-1,080,662.01-341,561.14

Finding the Fourth Proportional to 720,876.04, 1,080,662.01 and 341,561.14

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Solution

The fourth proportional to 720,876.04, 1,080,662.01 and 341,561.14 is: 512,032.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,876.04 : 1,080,662.01 = 341,561.14 : x
  2. Step 2: Convert to fraction form
    720,876.04/1,080,662.01 = 341,561.14/x
  3. Step 3: Cross multiply
    720,876.04x = 1,080,662.01 × 341,561.14
  4. Step 4: Simplify right side
    720,876.04x = 369,112,148,090.29
  5. Step 5: Solve for x
    x = 369,112,148,090.29/720,876.04
  6. Step 6: Final answer
    x = 512,032.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.