Home / 846,355.79-1,167,992.48-464,382.47

Finding the Fourth Proportional to 846,355.79, 1,167,992.48 and 464,382.47

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Solution

The fourth proportional to 846,355.79, 1,167,992.48 and 464,382.47 is: 640,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,355.79 : 1,167,992.48 = 464,382.47 : x
  2. Step 2: Convert to fraction form
    846,355.79/1,167,992.48 = 464,382.47/x
  3. Step 3: Cross multiply
    846,355.79x = 1,167,992.48 × 464,382.47
  4. Step 4: Simplify right side
    846,355.79x = 542,395,232,803.83
  5. Step 5: Solve for x
    x = 542,395,232,803.83/846,355.79
  6. Step 6: Final answer
    x = 640,859.60

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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.