Home / 315,261.45-473,335.04-161,497.94

Finding the Fourth Proportional to 315,261.45, 473,335.04 and 161,497.94

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Solution

The fourth proportional to 315,261.45, 473,335.04 and 161,497.94 is: 242,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,261.45 : 473,335.04 = 161,497.94 : x
  2. Step 2: Convert to fraction form
    315,261.45/473,335.04 = 161,497.94/x
  3. Step 3: Cross multiply
    315,261.45x = 473,335.04 × 161,497.94
  4. Step 4: Simplify right side
    315,261.45x = 76,442,631,926.89
  5. Step 5: Solve for x
    x = 76,442,631,926.89/315,261.45
  6. Step 6: Final answer
    x = 242,473.77

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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.