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Finding the Fourth Proportional to 453,666.48, 626,063.76 and 252,462.48

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Solution

The fourth proportional to 453,666.48, 626,063.76 and 252,462.48 is: 348,400.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,666.48 : 626,063.76 = 252,462.48 : x
  2. Step 2: Convert to fraction form
    453,666.48/626,063.76 = 252,462.48/x
  3. Step 3: Cross multiply
    453,666.48x = 626,063.76 × 252,462.48
  4. Step 4: Simplify right side
    453,666.48x = 158,057,609,487.73
  5. Step 5: Solve for x
    x = 158,057,609,487.73/453,666.48
  6. Step 6: Final answer
    x = 348,400.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.