Home / 1,663,662.40-2,495,395.18-465,558.18

Finding the Fourth Proportional to 1,663,662.40, 2,495,395.18 and 465,558.18

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Solution

The fourth proportional to 1,663,662.40, 2,495,395.18 and 465,558.18 is: 698,309.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,662.40 : 2,495,395.18 = 465,558.18 : x
  2. Step 2: Convert to fraction form
    1,663,662.40/2,495,395.18 = 465,558.18/x
  3. Step 3: Cross multiply
    1,663,662.40x = 2,495,395.18 × 465,558.18
  4. Step 4: Simplify right side
    1,663,662.40x = 1,161,751,638,381.57
  5. Step 5: Solve for x
    x = 1,161,751,638,381.57/1,663,662.40
  6. Step 6: Final answer
    x = 698,309.73

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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.