Home / 351,673.24-526,002.78-326,146.90

Finding the Fourth Proportional to 351,673.24, 526,002.78 and 326,146.90

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Solution

The fourth proportional to 351,673.24, 526,002.78 and 326,146.90 is: 487,822.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,673.24 : 526,002.78 = 326,146.90 : x
  2. Step 2: Convert to fraction form
    351,673.24/526,002.78 = 326,146.90/x
  3. Step 3: Cross multiply
    351,673.24x = 526,002.78 × 326,146.90
  4. Step 4: Simplify right side
    351,673.24x = 171,554,173,458.37
  5. Step 5: Solve for x
    x = 171,554,173,458.37/351,673.24
  6. Step 6: Final answer
    x = 487,822.66

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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.