Home / 669,400.02-1,004,132.31-220,110.93

Finding the Fourth Proportional to 669,400.02, 1,004,132.31 and 220,110.93

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Solution

The fourth proportional to 669,400.02, 1,004,132.31 and 220,110.93 is: 330,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,400.02 : 1,004,132.31 = 220,110.93 : x
  2. Step 2: Convert to fraction form
    669,400.02/1,004,132.31 = 220,110.93/x
  3. Step 3: Cross multiply
    669,400.02x = 1,004,132.31 × 220,110.93
  4. Step 4: Simplify right side
    669,400.02x = 221,020,496,597.15
  5. Step 5: Solve for x
    x = 221,020,496,597.15/669,400.02
  6. Step 6: Final answer
    x = 330,177.01

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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.