Home / 1,154,303.73-1,731,455.61-312,855.48

Finding the Fourth Proportional to 1,154,303.73, 1,731,455.61 and 312,855.48

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Solution

The fourth proportional to 1,154,303.73, 1,731,455.61 and 312,855.48 is: 469,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,303.73 : 1,731,455.61 = 312,855.48 : x
  2. Step 2: Convert to fraction form
    1,154,303.73/1,731,455.61 = 312,855.48/x
  3. Step 3: Cross multiply
    1,154,303.73x = 1,731,455.61 × 312,855.48
  4. Step 4: Simplify right side
    1,154,303.73x = 541,695,375,965.24
  5. Step 5: Solve for x
    x = 541,695,375,965.24/1,154,303.73
  6. Step 6: Final answer
    x = 469,283.22

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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.