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Finding the Fourth Proportional to 677,269.32, 934,673.66 and 375,463.32

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Solution

The fourth proportional to 677,269.32, 934,673.66 and 375,463.32 is: 518,162.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,269.32 : 934,673.66 = 375,463.32 : x
  2. Step 2: Convert to fraction form
    677,269.32/934,673.66 = 375,463.32/x
  3. Step 3: Cross multiply
    677,269.32x = 934,673.66 × 375,463.32
  4. Step 4: Simplify right side
    677,269.32x = 350,935,675,500.15
  5. Step 5: Solve for x
    x = 350,935,675,500.15/677,269.32
  6. Step 6: Final answer
    x = 518,162.66

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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.