Home / 666,913.35-1,000,372.53-161,473.50

Finding the Fourth Proportional to 666,913.35, 1,000,372.53 and 161,473.50

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Solution

The fourth proportional to 666,913.35, 1,000,372.53 and 161,473.50 is: 242,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,913.35 : 1,000,372.53 = 161,473.50 : x
  2. Step 2: Convert to fraction form
    666,913.35/1,000,372.53 = 161,473.50/x
  3. Step 3: Cross multiply
    666,913.35x = 1,000,372.53 × 161,473.50
  4. Step 4: Simplify right side
    666,913.35x = 161,533,653,420.19
  5. Step 5: Solve for x
    x = 161,533,653,420.19/666,913.35
  6. Step 6: Final answer
    x = 242,210.86

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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.