Home / 805,048.32-1,110,969-442,509.32

Finding the Fourth Proportional to 805,048.32, 1,110,969 and 442,509.32

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Solution

The fourth proportional to 805,048.32, 1,110,969 and 442,509.32 is: 610,664.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,048.32 : 1,110,969 = 442,509.32 : x
  2. Step 2: Convert to fraction form
    805,048.32/1,110,969 = 442,509.32/x
  3. Step 3: Cross multiply
    805,048.32x = 1,110,969 × 442,509.32
  4. Step 4: Simplify right side
    805,048.32x = 491,614,136,731.08
  5. Step 5: Solve for x
    x = 491,614,136,731.08/805,048.32
  6. Step 6: Final answer
    x = 610,664.14

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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.