Home / 648,246.27-894,594.18-357,857.16

Finding the Fourth Proportional to 648,246.27, 894,594.18 and 357,857.16

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Solution

The fourth proportional to 648,246.27, 894,594.18 and 357,857.16 is: 493,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,246.27 : 894,594.18 = 357,857.16 : x
  2. Step 2: Convert to fraction form
    648,246.27/894,594.18 = 357,857.16/x
  3. Step 3: Cross multiply
    648,246.27x = 894,594.18 × 357,857.16
  4. Step 4: Simplify right side
    648,246.27x = 320,136,932,607.33
  5. Step 5: Solve for x
    x = 320,136,932,607.33/648,246.27
  6. Step 6: Final answer
    x = 493,850.79

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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.