Home / 745,924.64-1,029,380.18-435,845.43

Finding the Fourth Proportional to 745,924.64, 1,029,380.18 and 435,845.43

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Solution

The fourth proportional to 745,924.64, 1,029,380.18 and 435,845.43 is: 601,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,924.64 : 1,029,380.18 = 435,845.43 : x
  2. Step 2: Convert to fraction form
    745,924.64/1,029,380.18 = 435,845.43/x
  3. Step 3: Cross multiply
    745,924.64x = 1,029,380.18 × 435,845.43
  4. Step 4: Simplify right side
    745,924.64x = 448,650,645,006.35
  5. Step 5: Solve for x
    x = 448,650,645,006.35/745,924.64
  6. Step 6: Final answer
    x = 601,469.14

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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.