Home / 803,508.57-1,108,858.55-440,911.26

Finding the Fourth Proportional to 803,508.57, 1,108,858.55 and 440,911.26

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Solution

The fourth proportional to 803,508.57, 1,108,858.55 and 440,911.26 is: 608,466.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,508.57 : 1,108,858.55 = 440,911.26 : x
  2. Step 2: Convert to fraction form
    803,508.57/1,108,858.55 = 440,911.26/x
  3. Step 3: Cross multiply
    803,508.57x = 1,108,858.55 × 440,911.26
  4. Step 4: Simplify right side
    803,508.57x = 488,908,218,237.72
  5. Step 5: Solve for x
    x = 488,908,218,237.72/803,508.57
  6. Step 6: Final answer
    x = 608,466.71

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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.