Home / 782,045.56-1,172,007.24-332,202.34

Finding the Fourth Proportional to 782,045.56, 1,172,007.24 and 332,202.34

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Solution

The fourth proportional to 782,045.56, 1,172,007.24 and 332,202.34 is: 497,852.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,045.56 : 1,172,007.24 = 332,202.34 : x
  2. Step 2: Convert to fraction form
    782,045.56/1,172,007.24 = 332,202.34/x
  3. Step 3: Cross multiply
    782,045.56x = 1,172,007.24 × 332,202.34
  4. Step 4: Simplify right side
    782,045.56x = 389,343,547,624.94
  5. Step 5: Solve for x
    x = 389,343,547,624.94/782,045.56
  6. Step 6: Final answer
    x = 497,852.77

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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.