Home / 304,765.29-457,178.01-105,059.38

Finding the Fourth Proportional to 304,765.29, 457,178.01 and 105,059.38

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Solution

The fourth proportional to 304,765.29, 457,178.01 and 105,059.38 is: 157,599.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,765.29 : 457,178.01 = 105,059.38 : x
  2. Step 2: Convert to fraction form
    304,765.29/457,178.01 = 105,059.38/x
  3. Step 3: Cross multiply
    304,765.29x = 457,178.01 × 105,059.38
  4. Step 4: Simplify right side
    304,765.29x = 48,030,838,280.23
  5. Step 5: Solve for x
    x = 48,030,838,280.23/304,765.29
  6. Step 6: Final answer
    x = 157,599.44

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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.