Home / 1,051,364.85-1,577,047.11-252,646.40

Finding the Fourth Proportional to 1,051,364.85, 1,577,047.11 and 252,646.40

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Solution

The fourth proportional to 1,051,364.85, 1,577,047.11 and 252,646.40 is: 378,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,364.85 : 1,577,047.11 = 252,646.40 : x
  2. Step 2: Convert to fraction form
    1,051,364.85/1,577,047.11 = 252,646.40/x
  3. Step 3: Cross multiply
    1,051,364.85x = 1,577,047.11 × 252,646.40
  4. Step 4: Simplify right side
    1,051,364.85x = 398,435,274,971.90
  5. Step 5: Solve for x
    x = 398,435,274,971.90/1,051,364.85
  6. Step 6: Final answer
    x = 378,969.56

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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.