Home / 723,696.66-1,085,513.58-243,892.80

Finding the Fourth Proportional to 723,696.66, 1,085,513.58 and 243,892.80

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Solution

The fourth proportional to 723,696.66, 1,085,513.58 and 243,892.80 is: 365,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,696.66 : 1,085,513.58 = 243,892.80 : x
  2. Step 2: Convert to fraction form
    723,696.66/1,085,513.58 = 243,892.80/x
  3. Step 3: Cross multiply
    723,696.66x = 1,085,513.58 × 243,892.80
  4. Step 4: Simplify right side
    723,696.66x = 264,748,946,464.22
  5. Step 5: Solve for x
    x = 264,748,946,464.22/723,696.66
  6. Step 6: Final answer
    x = 365,828.61

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Double scale
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1.5x scale

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.