Home / 453,827.05-680,389.93-229,071.80

Finding the Fourth Proportional to 453,827.05, 680,389.93 and 229,071.80

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Solution

The fourth proportional to 453,827.05, 680,389.93 and 229,071.80 is: 343,430.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,827.05 : 680,389.93 = 229,071.80 : x
  2. Step 2: Convert to fraction form
    453,827.05/680,389.93 = 229,071.80/x
  3. Step 3: Cross multiply
    453,827.05x = 680,389.93 × 229,071.80
  4. Step 4: Simplify right side
    453,827.05x = 155,858,145,966.97
  5. Step 5: Solve for x
    x = 155,858,145,966.97/453,827.05
  6. Step 6: Final answer
    x = 343,430.71

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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.