Home / 453,731.10-680,699.08-150,124.54

Finding the Fourth Proportional to 453,731.10, 680,699.08 and 150,124.54

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Solution

The fourth proportional to 453,731.10, 680,699.08 and 150,124.54 is: 225,220.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,731.10 : 680,699.08 = 150,124.54 : x
  2. Step 2: Convert to fraction form
    453,731.10/680,699.08 = 150,124.54/x
  3. Step 3: Cross multiply
    453,731.10x = 680,699.08 × 150,124.54
  4. Step 4: Simplify right side
    453,731.10x = 102,189,636,263.42
  5. Step 5: Solve for x
    x = 102,189,636,263.42/453,731.10
  6. Step 6: Final answer
    x = 225,220.70

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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.