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Finding the Fourth Proportional to 453,783.13, 680,823.73 and 229,037.29

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Solution

The fourth proportional to 453,783.13, 680,823.73 and 229,037.29 is: 343,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,783.13 : 680,823.73 = 229,037.29 : x
  2. Step 2: Convert to fraction form
    453,783.13/680,823.73 = 229,037.29/x
  3. Step 3: Cross multiply
    453,783.13x = 680,823.73 × 229,037.29
  4. Step 4: Simplify right side
    453,783.13x = 155,934,020,671.13
  5. Step 5: Solve for x
    x = 155,934,020,671.13/453,783.13
  6. Step 6: Final answer
    x = 343,631.16

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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.