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Finding the Fourth Proportional to 304,145.58, 419,552.55 and 176,807.10

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Solution

The fourth proportional to 304,145.58, 419,552.55 and 176,807.10 is: 243,895.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,145.58 : 419,552.55 = 176,807.10 : x
  2. Step 2: Convert to fraction form
    304,145.58/419,552.55 = 176,807.10/x
  3. Step 3: Cross multiply
    304,145.58x = 419,552.55 × 176,807.10
  4. Step 4: Simplify right side
    304,145.58x = 74,179,869,663.11
  5. Step 5: Solve for x
    x = 74,179,869,663.11/304,145.58
  6. Step 6: Final answer
    x = 243,895.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.