Home / 1,281,776.55-1,922,774.60-335,145.75

Finding the Fourth Proportional to 1,281,776.55, 1,922,774.60 and 335,145.75

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Solution

The fourth proportional to 1,281,776.55, 1,922,774.60 and 335,145.75 is: 502,747.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,776.55 : 1,922,774.60 = 335,145.75 : x
  2. Step 2: Convert to fraction form
    1,281,776.55/1,922,774.60 = 335,145.75/x
  3. Step 3: Cross multiply
    1,281,776.55x = 1,922,774.60 × 335,145.75
  4. Step 4: Simplify right side
    1,281,776.55x = 644,409,735,397.95
  5. Step 5: Solve for x
    x = 644,409,735,397.95/1,281,776.55
  6. Step 6: Final answer
    x = 502,747.33

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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.