Home / 367,936.27-507,374-307,484.35

Finding the Fourth Proportional to 367,936.27, 507,374 and 307,484.35

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Solution

The fourth proportional to 367,936.27, 507,374 and 307,484.35 is: 424,012.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,936.27 : 507,374 = 307,484.35 : x
  2. Step 2: Convert to fraction form
    367,936.27/507,374 = 307,484.35/x
  3. Step 3: Cross multiply
    367,936.27x = 507,374 × 307,484.35
  4. Step 4: Simplify right side
    367,936.27x = 156,009,564,596.90
  5. Step 5: Solve for x
    x = 156,009,564,596.90/367,936.27
  6. Step 6: Final answer
    x = 424,012.46

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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.