Home / 691,362.69-1,037,364.80-292,096.68

Finding the Fourth Proportional to 691,362.69, 1,037,364.80 and 292,096.68

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Solution

The fourth proportional to 691,362.69, 1,037,364.80 and 292,096.68 is: 438,280.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,362.69 : 1,037,364.80 = 292,096.68 : x
  2. Step 2: Convert to fraction form
    691,362.69/1,037,364.80 = 292,096.68/x
  3. Step 3: Cross multiply
    691,362.69x = 1,037,364.80 × 292,096.68
  4. Step 4: Simplify right side
    691,362.69x = 303,010,814,028.86
  5. Step 5: Solve for x
    x = 303,010,814,028.86/691,362.69
  6. Step 6: Final answer
    x = 438,280.54

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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.