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Finding the Fourth Proportional to 587,340.82, 880,762.10 and 208,356.94

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Solution

The fourth proportional to 587,340.82, 880,762.10 and 208,356.94 is: 312,447.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,340.82 : 880,762.10 = 208,356.94 : x
  2. Step 2: Convert to fraction form
    587,340.82/880,762.10 = 208,356.94/x
  3. Step 3: Cross multiply
    587,340.82x = 880,762.10 × 208,356.94
  4. Step 4: Simplify right side
    587,340.82x = 183,512,896,023.97
  5. Step 5: Solve for x
    x = 183,512,896,023.97/587,340.82
  6. Step 6: Final answer
    x = 312,447.03

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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.