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Finding the Fourth Proportional to 677,330.91, 934,758.57 and 375,524.91

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Solution

The fourth proportional to 677,330.91, 934,758.57 and 375,524.91 is: 518,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,330.91 : 934,758.57 = 375,524.91 : x
  2. Step 2: Convert to fraction form
    677,330.91/934,758.57 = 375,524.91/x
  3. Step 3: Cross multiply
    677,330.91x = 934,758.57 × 375,524.91
  4. Step 4: Simplify right side
    677,330.91x = 351,025,127,870.98
  5. Step 5: Solve for x
    x = 351,025,127,870.98/677,330.91
  6. Step 6: Final answer
    x = 518,247.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.