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Finding the Fourth Proportional to 463,649.60, 694,572 and 341,848.28

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Solution

The fourth proportional to 463,649.60, 694,572 and 341,848.28 is: 512,107.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,649.60 : 694,572 = 341,848.28 : x
  2. Step 2: Convert to fraction form
    463,649.60/694,572 = 341,848.28/x
  3. Step 3: Cross multiply
    463,649.60x = 694,572 × 341,848.28
  4. Step 4: Simplify right side
    463,649.60x = 237,438,243,536.16
  5. Step 5: Solve for x
    x = 237,438,243,536.16/463,649.60
  6. Step 6: Final answer
    x = 512,107.08

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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.