Home / 896,649.68-1,344,971.88-265,612.64

Finding the Fourth Proportional to 896,649.68, 1,344,971.88 and 265,612.64

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Solution

The fourth proportional to 896,649.68, 1,344,971.88 and 265,612.64 is: 398,418.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,649.68 : 1,344,971.88 = 265,612.64 : x
  2. Step 2: Convert to fraction form
    896,649.68/1,344,971.88 = 265,612.64/x
  3. Step 3: Cross multiply
    896,649.68x = 1,344,971.88 × 265,612.64
  4. Step 4: Simplify right side
    896,649.68x = 357,241,531,772.56
  5. Step 5: Solve for x
    x = 357,241,531,772.56/896,649.68
  6. Step 6: Final answer
    x = 398,418.18

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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.