Home / 753,232.51-1,039,207.97-426,500.88

Finding the Fourth Proportional to 753,232.51, 1,039,207.97 and 426,500.88

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Solution

The fourth proportional to 753,232.51, 1,039,207.97 and 426,500.88 is: 588,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,232.51 : 1,039,207.97 = 426,500.88 : x
  2. Step 2: Convert to fraction form
    753,232.51/1,039,207.97 = 426,500.88/x
  3. Step 3: Cross multiply
    753,232.51x = 1,039,207.97 × 426,500.88
  4. Step 4: Simplify right side
    753,232.51x = 443,223,106,379.47
  5. Step 5: Solve for x
    x = 443,223,106,379.47/753,232.51
  6. Step 6: Final answer
    x = 588,428.01

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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.