Home / 875,988.36-1,208,852.64-494,138.16

Finding the Fourth Proportional to 875,988.36, 1,208,852.64 and 494,138.16

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Solution

The fourth proportional to 875,988.36, 1,208,852.64 and 494,138.16 is: 681,904.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,988.36 : 1,208,852.64 = 494,138.16 : x
  2. Step 2: Convert to fraction form
    875,988.36/1,208,852.64 = 494,138.16/x
  3. Step 3: Cross multiply
    875,988.36x = 1,208,852.64 × 494,138.16
  4. Step 4: Simplify right side
    875,988.36x = 597,340,219,240.74
  5. Step 5: Solve for x
    x = 597,340,219,240.74/875,988.36
  6. Step 6: Final answer
    x = 681,904.29

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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.