Home / 456,556.02-684,927.44-156,997.68

Finding the Fourth Proportional to 456,556.02, 684,927.44 and 156,997.68

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Solution

The fourth proportional to 456,556.02, 684,927.44 and 156,997.68 is: 235,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,556.02 : 684,927.44 = 156,997.68 : x
  2. Step 2: Convert to fraction form
    456,556.02/684,927.44 = 156,997.68/x
  3. Step 3: Cross multiply
    456,556.02x = 684,927.44 × 156,997.68
  4. Step 4: Simplify right side
    456,556.02x = 107,532,018,263.35
  5. Step 5: Solve for x
    x = 107,532,018,263.35/456,556.02
  6. Step 6: Final answer
    x = 235,528.64

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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.