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Finding the Fourth Proportional to 677,303.46, 934,720.83 and 375,497.46

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Solution

The fourth proportional to 677,303.46, 934,720.83 and 375,497.46 is: 518,209.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,303.46 : 934,720.83 = 375,497.46 : x
  2. Step 2: Convert to fraction form
    677,303.46/934,720.83 = 375,497.46/x
  3. Step 3: Cross multiply
    677,303.46x = 934,720.83 × 375,497.46
  4. Step 4: Simplify right side
    677,303.46x = 350,985,297,474.09
  5. Step 5: Solve for x
    x = 350,985,297,474.09/677,303.46
  6. Step 6: Final answer
    x = 518,209.81

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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.