Home / 331,026.60-496,745.10-173,368.20

Finding the Fourth Proportional to 331,026.60, 496,745.10 and 173,368.20

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Solution

The fourth proportional to 331,026.60, 496,745.10 and 173,368.20 is: 260,159.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,026.60 : 496,745.10 = 173,368.20 : x
  2. Step 2: Convert to fraction form
    331,026.60/496,745.10 = 173,368.20/x
  3. Step 3: Cross multiply
    331,026.60x = 496,745.10 × 173,368.20
  4. Step 4: Simplify right side
    331,026.60x = 86,119,803,845.82
  5. Step 5: Solve for x
    x = 86,119,803,845.82/331,026.60
  6. Step 6: Final answer
    x = 260,159.77

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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.