Home / 1,181,463.40-1,772,022.30-339,927.40

Finding the Fourth Proportional to 1,181,463.40, 1,772,022.30 and 339,927.40

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Solution

The fourth proportional to 1,181,463.40, 1,772,022.30 and 339,927.40 is: 509,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,463.40 : 1,772,022.30 = 339,927.40 : x
  2. Step 2: Convert to fraction form
    1,181,463.40/1,772,022.30 = 339,927.40/x
  3. Step 3: Cross multiply
    1,181,463.40x = 1,772,022.30 × 339,927.40
  4. Step 4: Simplify right side
    1,181,463.40x = 602,358,933,181.02
  5. Step 5: Solve for x
    x = 602,358,933,181.02/1,181,463.40
  6. Step 6: Final answer
    x = 509,841.38

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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.