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Finding the Fourth Proportional to 453,669.83, 680,504.74 and 404,681.03

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Solution

The fourth proportional to 453,669.83, 680,504.74 and 404,681.03 is: 607,021.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,669.83 : 680,504.74 = 404,681.03 : x
  2. Step 2: Convert to fraction form
    453,669.83/680,504.74 = 404,681.03/x
  3. Step 3: Cross multiply
    453,669.83x = 680,504.74 × 404,681.03
  4. Step 4: Simplify right side
    453,669.83x = 275,387,354,688.86
  5. Step 5: Solve for x
    x = 275,387,354,688.86/453,669.83
  6. Step 6: Final answer
    x = 607,021.54

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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.