Home / 684,927.15-1,027,397.67-305,867.19

Finding the Fourth Proportional to 684,927.15, 1,027,397.67 and 305,867.19

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Solution

The fourth proportional to 684,927.15, 1,027,397.67 and 305,867.19 is: 458,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,927.15 : 1,027,397.67 = 305,867.19 : x
  2. Step 2: Convert to fraction form
    684,927.15/1,027,397.67 = 305,867.19/x
  3. Step 3: Cross multiply
    684,927.15x = 1,027,397.67 × 305,867.19
  4. Step 4: Simplify right side
    684,927.15x = 314,247,238,335.45
  5. Step 5: Solve for x
    x = 314,247,238,335.45/684,927.15
  6. Step 6: Final answer
    x = 458,803.89

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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.