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Finding the Fourth Proportional to 675,571.15, 932,281.23 and 373,767.31

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Solution

The fourth proportional to 675,571.15, 932,281.23 and 373,767.31 is: 515,795.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,571.15 : 932,281.23 = 373,767.31 : x
  2. Step 2: Convert to fraction form
    675,571.15/932,281.23 = 373,767.31/x
  3. Step 3: Cross multiply
    675,571.15x = 932,281.23 × 373,767.31
  4. Step 4: Simplify right side
    675,571.15x = 348,456,247,500.59
  5. Step 5: Solve for x
    x = 348,456,247,500.59/675,571.15
  6. Step 6: Final answer
    x = 515,795.04

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1.5x scale

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.