Home / 1,198,848.81-1,798,231.74-300,298.29

Finding the Fourth Proportional to 1,198,848.81, 1,798,231.74 and 300,298.29

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Solution

The fourth proportional to 1,198,848.81, 1,798,231.74 and 300,298.29 is: 450,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,848.81 : 1,798,231.74 = 300,298.29 : x
  2. Step 2: Convert to fraction form
    1,198,848.81/1,798,231.74 = 300,298.29/x
  3. Step 3: Cross multiply
    1,198,848.81x = 1,798,231.74 × 300,298.29
  4. Step 4: Simplify right side
    1,198,848.81x = 540,005,916,545.73
  5. Step 5: Solve for x
    x = 540,005,916,545.73/1,198,848.81
  6. Step 6: Final answer
    x = 450,437.05

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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.