Home / 809,312.18-1,116,851.02-446,736.26

Finding the Fourth Proportional to 809,312.18, 1,116,851.02 and 446,736.26

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Solution

The fourth proportional to 809,312.18, 1,116,851.02 and 446,736.26 is: 616,496.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,312.18 : 1,116,851.02 = 446,736.26 : x
  2. Step 2: Convert to fraction form
    809,312.18/1,116,851.02 = 446,736.26/x
  3. Step 3: Cross multiply
    809,312.18x = 1,116,851.02 × 446,736.26
  4. Step 4: Simplify right side
    809,312.18x = 498,937,849,327.27
  5. Step 5: Solve for x
    x = 498,937,849,327.27/809,312.18
  6. Step 6: Final answer
    x = 616,496.16

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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.