Home / 1,212,317.52-1,818,410.20-370,869.24

Finding the Fourth Proportional to 1,212,317.52, 1,818,410.20 and 370,869.24

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Solution

The fourth proportional to 1,212,317.52, 1,818,410.20 and 370,869.24 is: 556,283.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,317.52 : 1,818,410.20 = 370,869.24 : x
  2. Step 2: Convert to fraction form
    1,212,317.52/1,818,410.20 = 370,869.24/x
  3. Step 3: Cross multiply
    1,212,317.52x = 1,818,410.20 × 370,869.24
  4. Step 4: Simplify right side
    1,212,317.52x = 674,392,408,882.25
  5. Step 5: Solve for x
    x = 674,392,408,882.25/1,212,317.52
  6. Step 6: Final answer
    x = 556,283.64

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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.