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Finding the Fourth Proportional to 375,035.60, 562,553.40 and 150,430.70

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Solution

The fourth proportional to 375,035.60, 562,553.40 and 150,430.70 is: 225,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,035.60 : 562,553.40 = 150,430.70 : x
  2. Step 2: Convert to fraction form
    375,035.60/562,553.40 = 150,430.70/x
  3. Step 3: Cross multiply
    375,035.60x = 562,553.40 × 150,430.70
  4. Step 4: Simplify right side
    375,035.60x = 84,625,301,749.38
  5. Step 5: Solve for x
    x = 84,625,301,749.38/375,035.60
  6. Step 6: Final answer
    x = 225,646.05

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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.