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Finding the Fourth Proportional to 677,101, 934,399.52 and 375,295

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Solution

The fourth proportional to 677,101, 934,399.52 and 375,295 is: 517,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,101 : 934,399.52 = 375,295 : x
  2. Step 2: Convert to fraction form
    677,101/934,399.52 = 375,295/x
  3. Step 3: Cross multiply
    677,101x = 934,399.52 × 375,295
  4. Step 4: Simplify right side
    677,101x = 350,675,467,858.40
  5. Step 5: Solve for x
    x = 350,675,467,858.40/677,101
  6. Step 6: Final answer
    x = 517,907.18

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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.