Home / 467,673.57-645,385.41-252,811.71

Finding the Fourth Proportional to 467,673.57, 645,385.41 and 252,811.71

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Solution

The fourth proportional to 467,673.57, 645,385.41 and 252,811.71 is: 348,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,673.57 : 645,385.41 = 252,811.71 : x
  2. Step 2: Convert to fraction form
    467,673.57/645,385.41 = 252,811.71/x
  3. Step 3: Cross multiply
    467,673.57x = 645,385.41 × 252,811.71
  4. Step 4: Simplify right side
    467,673.57x = 163,160,989,111.15
  5. Step 5: Solve for x
    x = 163,160,989,111.15/467,673.57
  6. Step 6: Final answer
    x = 348,877.93

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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.