Home / 936,932.58-1,292,967.37-507,212.69

Finding the Fourth Proportional to 936,932.58, 1,292,967.37 and 507,212.69

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Solution

The fourth proportional to 936,932.58, 1,292,967.37 and 507,212.69 is: 699,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,932.58 : 1,292,967.37 = 507,212.69 : x
  2. Step 2: Convert to fraction form
    936,932.58/1,292,967.37 = 507,212.69/x
  3. Step 3: Cross multiply
    936,932.58x = 1,292,967.37 × 507,212.69
  4. Step 4: Simplify right side
    936,932.58x = 655,809,457,819.93
  5. Step 5: Solve for x
    x = 655,809,457,819.93/936,932.58
  6. Step 6: Final answer
    x = 699,953.73

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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.