Home / 692,635.15-1,038,051.54-281,825.71

Finding the Fourth Proportional to 692,635.15, 1,038,051.54 and 281,825.71

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Solution

The fourth proportional to 692,635.15, 1,038,051.54 and 281,825.71 is: 422,371.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,635.15 : 1,038,051.54 = 281,825.71 : x
  2. Step 2: Convert to fraction form
    692,635.15/1,038,051.54 = 281,825.71/x
  3. Step 3: Cross multiply
    692,635.15x = 1,038,051.54 × 281,825.71
  4. Step 4: Simplify right side
    692,635.15x = 292,549,606,382.27
  5. Step 5: Solve for x
    x = 292,549,606,382.27/692,635.15
  6. Step 6: Final answer
    x = 422,371.87

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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.