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Finding the Fourth Proportional to 375,073.82, 562,609.05 and 153,457.82

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Solution

The fourth proportional to 375,073.82, 562,609.05 and 153,457.82 is: 230,186.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,073.82 : 562,609.05 = 153,457.82 : x
  2. Step 2: Convert to fraction form
    375,073.82/562,609.05 = 153,457.82/x
  3. Step 3: Cross multiply
    375,073.82x = 562,609.05 × 153,457.82
  4. Step 4: Simplify right side
    375,073.82x = 86,336,758,325.27
  5. Step 5: Solve for x
    x = 86,336,758,325.27/375,073.82
  6. Step 6: Final answer
    x = 230,186.04

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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.