Home / 1,284,281.32-1,926,268.60-337,725.76

Finding the Fourth Proportional to 1,284,281.32, 1,926,268.60 and 337,725.76

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Solution

The fourth proportional to 1,284,281.32, 1,926,268.60 and 337,725.76 is: 506,548.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,281.32 : 1,926,268.60 = 337,725.76 : x
  2. Step 2: Convert to fraction form
    1,284,281.32/1,926,268.60 = 337,725.76/x
  3. Step 3: Cross multiply
    1,284,281.32x = 1,926,268.60 × 337,725.76
  4. Step 4: Simplify right side
    1,284,281.32x = 650,550,526,899.14
  5. Step 5: Solve for x
    x = 650,550,526,899.14/1,284,281.32
  6. Step 6: Final answer
    x = 506,548.31

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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.