Home / 809,264.98-1,116,785.77-446,688.93

Finding the Fourth Proportional to 809,264.98, 1,116,785.77 and 446,688.93

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Solution

The fourth proportional to 809,264.98, 1,116,785.77 and 446,688.93 is: 616,430.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,264.98 : 1,116,785.77 = 446,688.93 : x
  2. Step 2: Convert to fraction form
    809,264.98/1,116,785.77 = 446,688.93/x
  3. Step 3: Cross multiply
    809,264.98x = 1,116,785.77 × 446,688.93
  4. Step 4: Simplify right side
    809,264.98x = 498,855,846,224.38
  5. Step 5: Solve for x
    x = 498,855,846,224.38/809,264.98
  6. Step 6: Final answer
    x = 616,430.78

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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.