Home / 609,742.08-841,561.79-351,785.61

Finding the Fourth Proportional to 609,742.08, 841,561.79 and 351,785.61

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Solution

The fourth proportional to 609,742.08, 841,561.79 and 351,785.61 is: 485,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,742.08 : 841,561.79 = 351,785.61 : x
  2. Step 2: Convert to fraction form
    609,742.08/841,561.79 = 351,785.61/x
  3. Step 3: Cross multiply
    609,742.08x = 841,561.79 × 351,785.61
  4. Step 4: Simplify right side
    609,742.08x = 296,049,325,888.91
  5. Step 5: Solve for x
    x = 296,049,325,888.91/609,742.08
  6. Step 6: Final answer
    x = 485,532.06

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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.