Home / 758,267.32-1,137,397.72-308,887.96

Finding the Fourth Proportional to 758,267.32, 1,137,397.72 and 308,887.96

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Solution

The fourth proportional to 758,267.32, 1,137,397.72 and 308,887.96 is: 463,330.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,267.32 : 1,137,397.72 = 308,887.96 : x
  2. Step 2: Convert to fraction form
    758,267.32/1,137,397.72 = 308,887.96/x
  3. Step 3: Cross multiply
    758,267.32x = 1,137,397.72 × 308,887.96
  4. Step 4: Simplify right side
    758,267.32x = 351,328,461,439.45
  5. Step 5: Solve for x
    x = 351,328,461,439.45/758,267.32
  6. Step 6: Final answer
    x = 463,330.61

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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.