Home / 936,958.23-1,293,002.80-507,238.38

Finding the Fourth Proportional to 936,958.23, 1,293,002.80 and 507,238.38

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Solution

The fourth proportional to 936,958.23, 1,293,002.80 and 507,238.38 is: 699,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,958.23 : 1,293,002.80 = 507,238.38 : x
  2. Step 2: Convert to fraction form
    936,958.23/1,293,002.80 = 507,238.38/x
  3. Step 3: Cross multiply
    936,958.23x = 1,293,002.80 × 507,238.38
  4. Step 4: Simplify right side
    936,958.23x = 655,860,644,339.37
  5. Step 5: Solve for x
    x = 655,860,644,339.37/936,958.23
  6. Step 6: Final answer
    x = 699,989.20

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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.