Home / 495,986.26-744,075.16-211,672.66

Finding the Fourth Proportional to 495,986.26, 744,075.16 and 211,672.66

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Solution

The fourth proportional to 495,986.26, 744,075.16 and 211,672.66 is: 317,549.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,986.26 : 744,075.16 = 211,672.66 : x
  2. Step 2: Convert to fraction form
    495,986.26/744,075.16 = 211,672.66/x
  3. Step 3: Cross multiply
    495,986.26x = 744,075.16 × 211,672.66
  4. Step 4: Simplify right side
    495,986.26x = 157,500,368,357.13
  5. Step 5: Solve for x
    x = 157,500,368,357.13/495,986.26
  6. Step 6: Final answer
    x = 317,549.86

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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.