Home / 1,154,544.40-1,731,856.20-355,819.60

Finding the Fourth Proportional to 1,154,544.40, 1,731,856.20 and 355,819.60

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Solution

The fourth proportional to 1,154,544.40, 1,731,856.20 and 355,819.60 is: 533,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,544.40 : 1,731,856.20 = 355,819.60 : x
  2. Step 2: Convert to fraction form
    1,154,544.40/1,731,856.20 = 355,819.60/x
  3. Step 3: Cross multiply
    1,154,544.40x = 1,731,856.20 × 355,819.60
  4. Step 4: Simplify right side
    1,154,544.40x = 616,228,380,341.52
  5. Step 5: Solve for x
    x = 616,228,380,341.52/1,154,544.40
  6. Step 6: Final answer
    x = 533,741.60

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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.