Home / 744,583.08-1,116,860.22-212,107.56

Finding the Fourth Proportional to 744,583.08, 1,116,860.22 and 212,107.56

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Solution

The fourth proportional to 744,583.08, 1,116,860.22 and 212,107.56 is: 318,157.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,583.08 : 1,116,860.22 = 212,107.56 : x
  2. Step 2: Convert to fraction form
    744,583.08/1,116,860.22 = 212,107.56/x
  3. Step 3: Cross multiply
    744,583.08x = 1,116,860.22 × 212,107.56
  4. Step 4: Simplify right side
    744,583.08x = 236,894,496,125.26
  5. Step 5: Solve for x
    x = 236,894,496,125.26/744,583.08
  6. Step 6: Final answer
    x = 318,157.24

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1.5x scale

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.