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Finding the Fourth Proportional to 375,943.16, 564,194.93 and 151,305.45

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Solution

The fourth proportional to 375,943.16, 564,194.93 and 151,305.45 is: 227,070.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,943.16 : 564,194.93 = 151,305.45 : x
  2. Step 2: Convert to fraction form
    375,943.16/564,194.93 = 151,305.45/x
  3. Step 3: Cross multiply
    375,943.16x = 564,194.93 × 151,305.45
  4. Step 4: Simplify right side
    375,943.16x = 85,365,767,014.84
  5. Step 5: Solve for x
    x = 85,365,767,014.84/375,943.16
  6. Step 6: Final answer
    x = 227,070.94

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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.