Home / 1,268,125.50-1,902,154.77-369,815.16

Finding the Fourth Proportional to 1,268,125.50, 1,902,154.77 and 369,815.16

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Solution

The fourth proportional to 1,268,125.50, 1,902,154.77 and 369,815.16 is: 554,712.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,125.50 : 1,902,154.77 = 369,815.16 : x
  2. Step 2: Convert to fraction form
    1,268,125.50/1,902,154.77 = 369,815.16/x
  3. Step 3: Cross multiply
    1,268,125.50x = 1,902,154.77 × 369,815.16
  4. Step 4: Simplify right side
    1,268,125.50x = 703,445,670,612.31
  5. Step 5: Solve for x
    x = 703,445,670,612.31/1,268,125.50
  6. Step 6: Final answer
    x = 554,712.98

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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.