Home / 684,639.72-1,026,983.00-235,356.75

Finding the Fourth Proportional to 684,639.72, 1,026,983.00 and 235,356.75

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Solution

The fourth proportional to 684,639.72, 1,026,983.00 and 235,356.75 is: 353,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,639.72 : 1,026,983.00 = 235,356.75 : x
  2. Step 2: Convert to fraction form
    684,639.72/1,026,983.00 = 235,356.75/x
  3. Step 3: Cross multiply
    684,639.72x = 1,026,983.00 × 235,356.75
  4. Step 4: Simplify right side
    684,639.72x = 241,707,381,773.64
  5. Step 5: Solve for x
    x = 241,707,381,773.64/684,639.72
  6. Step 6: Final answer
    x = 353,043.18

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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.