Home / 803,077.67-1,108,248.68-440,504.46

Finding the Fourth Proportional to 803,077.67, 1,108,248.68 and 440,504.46

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Solution

The fourth proportional to 803,077.67, 1,108,248.68 and 440,504.46 is: 607,896.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,077.67 : 1,108,248.68 = 440,504.46 : x
  2. Step 2: Convert to fraction form
    803,077.67/1,108,248.68 = 440,504.46/x
  3. Step 3: Cross multiply
    803,077.67x = 1,108,248.68 × 440,504.46
  4. Step 4: Simplify right side
    803,077.67x = 488,188,487,430.37
  5. Step 5: Solve for x
    x = 488,188,487,430.37/803,077.67
  6. Step 6: Final answer
    x = 607,896.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.