Home / 684,008.48-1,026,122.97-210,693.38

Finding the Fourth Proportional to 684,008.48, 1,026,122.97 and 210,693.38

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Solution

The fourth proportional to 684,008.48, 1,026,122.97 and 210,693.38 is: 316,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,008.48 : 1,026,122.97 = 210,693.38 : x
  2. Step 2: Convert to fraction form
    684,008.48/1,026,122.97 = 210,693.38/x
  3. Step 3: Cross multiply
    684,008.48x = 1,026,122.97 × 210,693.38
  4. Step 4: Simplify right side
    684,008.48x = 216,197,316,844.94
  5. Step 5: Solve for x
    x = 216,197,316,844.94/684,008.48
  6. Step 6: Final answer
    x = 316,074.03

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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.