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Finding the Fourth Proportional to 370,973.44, 557,246.96 and 349,377.76

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Solution

The fourth proportional to 370,973.44, 557,246.96 and 349,377.76 is: 524,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,973.44 : 557,246.96 = 349,377.76 : x
  2. Step 2: Convert to fraction form
    370,973.44/557,246.96 = 349,377.76/x
  3. Step 3: Cross multiply
    370,973.44x = 557,246.96 × 349,377.76
  4. Step 4: Simplify right side
    370,973.44x = 194,689,694,651.61
  5. Step 5: Solve for x
    x = 194,689,694,651.61/370,973.44
  6. Step 6: Final answer
    x = 524,807.64

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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.