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Finding the Fourth Proportional to 453,951.69, 680,041.71 and 353,642.22

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Solution

The fourth proportional to 453,951.69, 680,041.71 and 353,642.22 is: 529,773.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,951.69 : 680,041.71 = 353,642.22 : x
  2. Step 2: Convert to fraction form
    453,951.69/680,041.71 = 353,642.22/x
  3. Step 3: Cross multiply
    453,951.69x = 680,041.71 × 353,642.22
  4. Step 4: Simplify right side
    453,951.69x = 240,491,460,017.00
  5. Step 5: Solve for x
    x = 240,491,460,017.00/453,951.69
  6. Step 6: Final answer
    x = 529,773.25

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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.