Home / 684,001.23-1,026,112.10-210,686.37

Finding the Fourth Proportional to 684,001.23, 1,026,112.10 and 210,686.37

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Solution

The fourth proportional to 684,001.23, 1,026,112.10 and 210,686.37 is: 316,063.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,001.23 : 1,026,112.10 = 210,686.37 : x
  2. Step 2: Convert to fraction form
    684,001.23/1,026,112.10 = 210,686.37/x
  3. Step 3: Cross multiply
    684,001.23x = 1,026,112.10 × 210,686.37
  4. Step 4: Simplify right side
    684,001.23x = 216,187,832,508.65
  5. Step 5: Solve for x
    x = 216,187,832,508.65/684,001.23
  6. Step 6: Final answer
    x = 316,063.51

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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.