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Finding the Fourth Proportional to 375,246.06, 562,699.18 and 161,913.32

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Solution

The fourth proportional to 375,246.06, 562,699.18 and 161,913.32 is: 242,796.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,246.06 : 562,699.18 = 161,913.32 : x
  2. Step 2: Convert to fraction form
    375,246.06/562,699.18 = 161,913.32/x
  3. Step 3: Cross multiply
    375,246.06x = 562,699.18 × 161,913.32
  4. Step 4: Simplify right side
    375,246.06x = 91,108,492,395.08
  5. Step 5: Solve for x
    x = 91,108,492,395.08/375,246.06
  6. Step 6: Final answer
    x = 242,796.67

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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.