Home / 753,800.76-1,130,258.34-304,535.88

Finding the Fourth Proportional to 753,800.76, 1,130,258.34 and 304,535.88

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Solution

The fourth proportional to 753,800.76, 1,130,258.34 and 304,535.88 is: 456,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,800.76 : 1,130,258.34 = 304,535.88 : x
  2. Step 2: Convert to fraction form
    753,800.76/1,130,258.34 = 304,535.88/x
  3. Step 3: Cross multiply
    753,800.76x = 1,130,258.34 × 304,535.88
  4. Step 4: Simplify right side
    753,800.76x = 344,204,218,199.24
  5. Step 5: Solve for x
    x = 344,204,218,199.24/753,800.76
  6. Step 6: Final answer
    x = 456,624.93

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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.