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Finding the Fourth Proportional to 677,267.33, 934,670.90 and 375,461.33

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Solution

The fourth proportional to 677,267.33, 934,670.90 and 375,461.33 is: 518,159.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,267.33 : 934,670.90 = 375,461.33 : x
  2. Step 2: Convert to fraction form
    677,267.33/934,670.90 = 375,461.33/x
  3. Step 3: Cross multiply
    677,267.33x = 934,670.90 × 375,461.33
  4. Step 4: Simplify right side
    677,267.33x = 350,932,776,190.61
  5. Step 5: Solve for x
    x = 350,932,776,190.61/677,267.33
  6. Step 6: Final answer
    x = 518,159.91

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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.