Home / 684,345.92-1,025,631.10-304,726.48

Finding the Fourth Proportional to 684,345.92, 1,025,631.10 and 304,726.48

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Solution

The fourth proportional to 684,345.92, 1,025,631.10 and 304,726.48 is: 456,694.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,345.92 : 1,025,631.10 = 304,726.48 : x
  2. Step 2: Convert to fraction form
    684,345.92/1,025,631.10 = 304,726.48/x
  3. Step 3: Cross multiply
    684,345.92x = 1,025,631.10 × 304,726.48
  4. Step 4: Simplify right side
    684,345.92x = 312,536,954,881.53
  5. Step 5: Solve for x
    x = 312,536,954,881.53/684,345.92
  6. Step 6: Final answer
    x = 456,694.41

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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.