Home / 1,422,305.70-2,133,294.32-357,266.68

Finding the Fourth Proportional to 1,422,305.70, 2,133,294.32 and 357,266.68

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Solution

The fourth proportional to 1,422,305.70, 2,133,294.32 and 357,266.68 is: 535,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,305.70 : 2,133,294.32 = 357,266.68 : x
  2. Step 2: Convert to fraction form
    1,422,305.70/2,133,294.32 = 357,266.68/x
  3. Step 3: Cross multiply
    1,422,305.70x = 2,133,294.32 × 357,266.68
  4. Step 4: Simplify right side
    1,422,305.70x = 762,154,979,169.26
  5. Step 5: Solve for x
    x = 762,154,979,169.26/1,422,305.70
  6. Step 6: Final answer
    x = 535,858.77

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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.