Home / 1,129,441.60-1,694,038.44-330,731.14

Finding the Fourth Proportional to 1,129,441.60, 1,694,038.44 and 330,731.14

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Solution

The fourth proportional to 1,129,441.60, 1,694,038.44 and 330,731.14 is: 496,060.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,441.60 : 1,694,038.44 = 330,731.14 : x
  2. Step 2: Convert to fraction form
    1,129,441.60/1,694,038.44 = 330,731.14/x
  3. Step 3: Cross multiply
    1,129,441.60x = 1,694,038.44 × 330,731.14
  4. Step 4: Simplify right side
    1,129,441.60x = 560,271,264,465.02
  5. Step 5: Solve for x
    x = 560,271,264,465.02/1,129,441.60
  6. Step 6: Final answer
    x = 496,060.41

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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.