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Finding the Fourth Proportional to 370,796.94, 556,248.69 and 114,649.47

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Solution

The fourth proportional to 370,796.94, 556,248.69 and 114,649.47 is: 171,990.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,796.94 : 556,248.69 = 114,649.47 : x
  2. Step 2: Convert to fraction form
    370,796.94/556,248.69 = 114,649.47/x
  3. Step 3: Cross multiply
    370,796.94x = 556,248.69 × 114,649.47
  4. Step 4: Simplify right side
    370,796.94x = 63,773,617,496.69
  5. Step 5: Solve for x
    x = 63,773,617,496.69/370,796.94
  6. Step 6: Final answer
    x = 171,990.68

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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.