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Finding the Fourth Proportional to 451,614.66, 677,875.59 and 401,342.82

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Solution

The fourth proportional to 451,614.66, 677,875.59 and 401,342.82 is: 602,417.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,614.66 : 677,875.59 = 401,342.82 : x
  2. Step 2: Convert to fraction form
    451,614.66/677,875.59 = 401,342.82/x
  3. Step 3: Cross multiply
    451,614.66x = 677,875.59 × 401,342.82
  4. Step 4: Simplify right side
    451,614.66x = 272,060,500,899.76
  5. Step 5: Solve for x
    x = 272,060,500,899.76/451,614.66
  6. Step 6: Final answer
    x = 602,417.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.