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Finding the Fourth Proportional to 375,473.01, 562,982.38 and 147,495.69

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Solution

The fourth proportional to 375,473.01, 562,982.38 and 147,495.69 is: 221,154.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,473.01 : 562,982.38 = 147,495.69 : x
  2. Step 2: Convert to fraction form
    375,473.01/562,982.38 = 147,495.69/x
  3. Step 3: Cross multiply
    375,473.01x = 562,982.38 × 147,495.69
  4. Step 4: Simplify right side
    375,473.01x = 83,037,474,595.94
  5. Step 5: Solve for x
    x = 83,037,474,595.94/375,473.01
  6. Step 6: Final answer
    x = 221,154.31

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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.