Home / 1,011,855.20-1,517,588.40-301,906.40

Finding the Fourth Proportional to 1,011,855.20, 1,517,588.40 and 301,906.40

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Solution

The fourth proportional to 1,011,855.20, 1,517,588.40 and 301,906.40 is: 452,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,855.20 : 1,517,588.40 = 301,906.40 : x
  2. Step 2: Convert to fraction form
    1,011,855.20/1,517,588.40 = 301,906.40/x
  3. Step 3: Cross multiply
    1,011,855.20x = 1,517,588.40 × 301,906.40
  4. Step 4: Simplify right side
    1,011,855.20x = 458,169,650,525.76
  5. Step 5: Solve for x
    x = 458,169,650,525.76/1,011,855.20
  6. Step 6: Final answer
    x = 452,801.60

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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.