Home / 328,962.18-493,474.17-92,303.82

Finding the Fourth Proportional to 328,962.18, 493,474.17 and 92,303.82

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Solution

The fourth proportional to 328,962.18, 493,474.17 and 92,303.82 is: 138,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,962.18 : 493,474.17 = 92,303.82 : x
  2. Step 2: Convert to fraction form
    328,962.18/493,474.17 = 92,303.82/x
  3. Step 3: Cross multiply
    328,962.18x = 493,474.17 × 92,303.82
  4. Step 4: Simplify right side
    328,962.18x = 45,549,550,962.33
  5. Step 5: Solve for x
    x = 45,549,550,962.33/328,962.18
  6. Step 6: Final answer
    x = 138,464.40

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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.