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Finding the Fourth Proportional to 366,714.57, 549,960.03 and 253,589.67

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Solution

The fourth proportional to 366,714.57, 549,960.03 and 253,589.67 is: 380,307.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,714.57 : 549,960.03 = 253,589.67 : x
  2. Step 2: Convert to fraction form
    366,714.57/549,960.03 = 253,589.67/x
  3. Step 3: Cross multiply
    366,714.57x = 549,960.03 × 253,589.67
  4. Step 4: Simplify right side
    366,714.57x = 139,464,182,520.89
  5. Step 5: Solve for x
    x = 139,464,182,520.89/366,714.57
  6. Step 6: Final answer
    x = 380,307.17

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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.