Home / 739,166.86-1,108,740.57-178,196.86

Finding the Fourth Proportional to 739,166.86, 1,108,740.57 and 178,196.86

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Solution

The fourth proportional to 739,166.86, 1,108,740.57 and 178,196.86 is: 267,292.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,166.86 : 1,108,740.57 = 178,196.86 : x
  2. Step 2: Convert to fraction form
    739,166.86/1,108,740.57 = 178,196.86/x
  3. Step 3: Cross multiply
    739,166.86x = 1,108,740.57 × 178,196.86
  4. Step 4: Simplify right side
    739,166.86x = 197,574,088,128.61
  5. Step 5: Solve for x
    x = 197,574,088,128.61/739,166.86
  6. Step 6: Final answer
    x = 267,292.95

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1.5x scale

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.