Home / 737,411.11-1,106,120.18-257,636.91

Finding the Fourth Proportional to 737,411.11, 1,106,120.18 and 257,636.91

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Solution

The fourth proportional to 737,411.11, 1,106,120.18 and 257,636.91 is: 386,456.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,411.11 : 1,106,120.18 = 257,636.91 : x
  2. Step 2: Convert to fraction form
    737,411.11/1,106,120.18 = 257,636.91/x
  3. Step 3: Cross multiply
    737,411.11x = 1,106,120.18 × 257,636.91
  4. Step 4: Simplify right side
    737,411.11x = 284,977,385,263.84
  5. Step 5: Solve for x
    x = 284,977,385,263.84/737,411.11
  6. Step 6: Final answer
    x = 386,456.59

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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.