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Finding the Fourth Proportional to 375,931.88, 564,014.74 and 123,214.58

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Solution

The fourth proportional to 375,931.88, 564,014.74 and 123,214.58 is: 184,860.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,931.88 : 564,014.74 = 123,214.58 : x
  2. Step 2: Convert to fraction form
    375,931.88/564,014.74 = 123,214.58/x
  3. Step 3: Cross multiply
    375,931.88x = 564,014.74 × 123,214.58
  4. Step 4: Simplify right side
    375,931.88x = 69,494,839,302.91
  5. Step 5: Solve for x
    x = 69,494,839,302.91/375,931.88
  6. Step 6: Final answer
    x = 184,860.19

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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.