Home / 692,048.40-1,038,072.60-292,625.52

Finding the Fourth Proportional to 692,048.40, 1,038,072.60 and 292,625.52

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Solution

The fourth proportional to 692,048.40, 1,038,072.60 and 292,625.52 is: 438,938.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,048.40 : 1,038,072.60 = 292,625.52 : x
  2. Step 2: Convert to fraction form
    692,048.40/1,038,072.60 = 292,625.52/x
  3. Step 3: Cross multiply
    692,048.40x = 1,038,072.60 × 292,625.52
  4. Step 4: Simplify right side
    692,048.40x = 303,766,534,372.75
  5. Step 5: Solve for x
    x = 303,766,534,372.75/692,048.40
  6. Step 6: Final answer
    x = 438,938.28

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1.5x scale

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.