Home / 959,377.42-1,324,004.70-636,532.48

Finding the Fourth Proportional to 959,377.42, 1,324,004.70 and 636,532.48

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Solution

The fourth proportional to 959,377.42, 1,324,004.70 and 636,532.48 is: 878,457.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,377.42 : 1,324,004.70 = 636,532.48 : x
  2. Step 2: Convert to fraction form
    959,377.42/1,324,004.70 = 636,532.48/x
  3. Step 3: Cross multiply
    959,377.42x = 1,324,004.70 × 636,532.48
  4. Step 4: Simplify right side
    959,377.42x = 842,771,995,222.66
  5. Step 5: Solve for x
    x = 842,771,995,222.66/959,377.42
  6. Step 6: Final answer
    x = 878,457.19

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1.5x scale

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.