Home / 381,032.35-525,830.73-208,966.07

Finding the Fourth Proportional to 381,032.35, 525,830.73 and 208,966.07

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Solution

The fourth proportional to 381,032.35, 525,830.73 and 208,966.07 is: 288,376.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,032.35 : 525,830.73 = 208,966.07 : x
  2. Step 2: Convert to fraction form
    381,032.35/525,830.73 = 208,966.07/x
  3. Step 3: Cross multiply
    381,032.35x = 525,830.73 × 208,966.07
  4. Step 4: Simplify right side
    381,032.35x = 109,880,781,133.33
  5. Step 5: Solve for x
    x = 109,880,781,133.33/381,032.35
  6. Step 6: Final answer
    x = 288,376.51

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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.