Home / 753,775.73-1,130,874.65-304,811.88

Finding the Fourth Proportional to 753,775.73, 1,130,874.65 and 304,811.88

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Solution

The fourth proportional to 753,775.73, 1,130,874.65 and 304,811.88 is: 457,303.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,775.73 : 1,130,874.65 = 304,811.88 : x
  2. Step 2: Convert to fraction form
    753,775.73/1,130,874.65 = 304,811.88/x
  3. Step 3: Cross multiply
    753,775.73x = 1,130,874.65 × 304,811.88
  4. Step 4: Simplify right side
    753,775.73x = 344,704,028,110.84
  5. Step 5: Solve for x
    x = 344,704,028,110.84/753,775.73
  6. Step 6: Final answer
    x = 457,303.17

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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.