Home / 296,784.47-445,176.89-208,432.41

Finding the Fourth Proportional to 296,784.47, 445,176.89 and 208,432.41

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Solution

The fourth proportional to 296,784.47, 445,176.89 and 208,432.41 is: 312,648.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,784.47 : 445,176.89 = 208,432.41 : x
  2. Step 2: Convert to fraction form
    296,784.47/445,176.89 = 208,432.41/x
  3. Step 3: Cross multiply
    296,784.47x = 445,176.89 × 208,432.41
  4. Step 4: Simplify right side
    296,784.47x = 92,789,291,016.84
  5. Step 5: Solve for x
    x = 92,789,291,016.84/296,784.47
  6. Step 6: Final answer
    x = 312,648.75

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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.