Home / 682,946.19-942,467.79-372,849.30

Finding the Fourth Proportional to 682,946.19, 942,467.79 and 372,849.30

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Solution

The fourth proportional to 682,946.19, 942,467.79 and 372,849.30 is: 514,533.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,946.19 : 942,467.79 = 372,849.30 : x
  2. Step 2: Convert to fraction form
    682,946.19/942,467.79 = 372,849.30/x
  3. Step 3: Cross multiply
    682,946.19x = 942,467.79 × 372,849.30
  4. Step 4: Simplify right side
    682,946.19x = 351,398,455,774.05
  5. Step 5: Solve for x
    x = 351,398,455,774.05/682,946.19
  6. Step 6: Final answer
    x = 514,533.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.