Home / 816,596.64-1,225,055.34-284,135.04

Finding the Fourth Proportional to 816,596.64, 1,225,055.34 and 284,135.04

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Solution

The fourth proportional to 816,596.64, 1,225,055.34 and 284,135.04 is: 426,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,596.64 : 1,225,055.34 = 284,135.04 : x
  2. Step 2: Convert to fraction form
    816,596.64/1,225,055.34 = 284,135.04/x
  3. Step 3: Cross multiply
    816,596.64x = 1,225,055.34 × 284,135.04
  4. Step 4: Simplify right side
    816,596.64x = 348,081,148,033.11
  5. Step 5: Solve for x
    x = 348,081,148,033.11/816,596.64
  6. Step 6: Final answer
    x = 426,258.36

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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.