Home / 867,878.89-1,302,026.20-362,158.56

Finding the Fourth Proportional to 867,878.89, 1,302,026.20 and 362,158.56

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Solution

The fourth proportional to 867,878.89, 1,302,026.20 and 362,158.56 is: 543,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,878.89 : 1,302,026.20 = 362,158.56 : x
  2. Step 2: Convert to fraction form
    867,878.89/1,302,026.20 = 362,158.56/x
  3. Step 3: Cross multiply
    867,878.89x = 1,302,026.20 × 362,158.56
  4. Step 4: Simplify right side
    867,878.89x = 471,539,932,768.88
  5. Step 5: Solve for x
    x = 471,539,932,768.88/867,878.89
  6. Step 6: Final answer
    x = 543,324.58

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1.5x scale

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.