Home / 1,267,406.60-1,901,234.10-368,857.40

Finding the Fourth Proportional to 1,267,406.60, 1,901,234.10 and 368,857.40

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Solution

The fourth proportional to 1,267,406.60, 1,901,234.10 and 368,857.40 is: 553,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,406.60 : 1,901,234.10 = 368,857.40 : x
  2. Step 2: Convert to fraction form
    1,267,406.60/1,901,234.10 = 368,857.40/x
  3. Step 3: Cross multiply
    1,267,406.60x = 1,901,234.10 × 368,857.40
  4. Step 4: Simplify right side
    1,267,406.60x = 701,284,266,917.34
  5. Step 5: Solve for x
    x = 701,284,266,917.34/1,267,406.60
  6. Step 6: Final answer
    x = 553,322.25

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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.