Home / 684,166.51-1,026,309.90-178,723.48

Finding the Fourth Proportional to 684,166.51, 1,026,309.90 and 178,723.48

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Solution

The fourth proportional to 684,166.51, 1,026,309.90 and 178,723.48 is: 268,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,166.51 : 1,026,309.90 = 178,723.48 : x
  2. Step 2: Convert to fraction form
    684,166.51/1,026,309.90 = 178,723.48/x
  3. Step 3: Cross multiply
    684,166.51x = 1,026,309.90 × 178,723.48
  4. Step 4: Simplify right side
    684,166.51x = 183,425,676,886.45
  5. Step 5: Solve for x
    x = 183,425,676,886.45/684,166.51
  6. Step 6: Final answer
    x = 268,100.93

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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.