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Finding the Fourth Proportional to 677,101.25, 934,399.86 and 375,295.25

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Solution

The fourth proportional to 677,101.25, 934,399.86 and 375,295.25 is: 517,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,101.25 : 934,399.86 = 375,295.25 : x
  2. Step 2: Convert to fraction form
    677,101.25/934,399.86 = 375,295.25/x
  3. Step 3: Cross multiply
    677,101.25x = 934,399.86 × 375,295.25
  4. Step 4: Simplify right side
    677,101.25x = 350,675,829,058.67
  5. Step 5: Solve for x
    x = 350,675,829,058.67/677,101.25
  6. Step 6: Final answer
    x = 517,907.52

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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.