Home / 937,670.72-1,293,986.21-507,952.55

Finding the Fourth Proportional to 937,670.72, 1,293,986.21 and 507,952.55

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Solution

The fourth proportional to 937,670.72, 1,293,986.21 and 507,952.55 is: 700,974.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,670.72 : 1,293,986.21 = 507,952.55 : x
  2. Step 2: Convert to fraction form
    937,670.72/1,293,986.21 = 507,952.55/x
  3. Step 3: Cross multiply
    937,670.72x = 1,293,986.21 × 507,952.55
  4. Step 4: Simplify right side
    937,670.72x = 657,283,595,729.54
  5. Step 5: Solve for x
    x = 657,283,595,729.54/937,670.72
  6. Step 6: Final answer
    x = 700,974.86

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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.