Home / 959,112.21-1,323,574.97-529,392.45

Finding the Fourth Proportional to 959,112.21, 1,323,574.97 and 529,392.45

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Solution

The fourth proportional to 959,112.21, 1,323,574.97 and 529,392.45 is: 730,561.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,112.21 : 1,323,574.97 = 529,392.45 : x
  2. Step 2: Convert to fraction form
    959,112.21/1,323,574.97 = 529,392.45/x
  3. Step 3: Cross multiply
    959,112.21x = 1,323,574.97 × 529,392.45
  4. Step 4: Simplify right side
    959,112.21x = 700,690,593,480.01
  5. Step 5: Solve for x
    x = 700,690,593,480.01/959,112.21
  6. Step 6: Final answer
    x = 730,561.64

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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.