Home / 692,683.02-1,038,759.77-332,751.31

Finding the Fourth Proportional to 692,683.02, 1,038,759.77 and 332,751.31

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Solution

The fourth proportional to 692,683.02, 1,038,759.77 and 332,751.31 is: 498,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,683.02 : 1,038,759.77 = 332,751.31 : x
  2. Step 2: Convert to fraction form
    692,683.02/1,038,759.77 = 332,751.31/x
  3. Step 3: Cross multiply
    692,683.02x = 1,038,759.77 × 332,751.31
  4. Step 4: Simplify right side
    692,683.02x = 345,648,672,477.78
  5. Step 5: Solve for x
    x = 345,648,672,477.78/692,683.02
  6. Step 6: Final answer
    x = 498,999.78

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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.