Home / 972,006.60-1,458,009.90-298,082.55

Finding the Fourth Proportional to 972,006.60, 1,458,009.90 and 298,082.55

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Solution

The fourth proportional to 972,006.60, 1,458,009.90 and 298,082.55 is: 447,123.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,006.60 : 1,458,009.90 = 298,082.55 : x
  2. Step 2: Convert to fraction form
    972,006.60/1,458,009.90 = 298,082.55/x
  3. Step 3: Cross multiply
    972,006.60x = 1,458,009.90 × 298,082.55
  4. Step 4: Simplify right side
    972,006.60x = 434,607,308,917.25
  5. Step 5: Solve for x
    x = 434,607,308,917.25/972,006.60
  6. Step 6: Final answer
    x = 447,123.83

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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.