Home / 793,258.18-1,190,360.06-287,858.59

Finding the Fourth Proportional to 793,258.18, 1,190,360.06 and 287,858.59

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Solution

The fourth proportional to 793,258.18, 1,190,360.06 and 287,858.59 is: 431,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,258.18 : 1,190,360.06 = 287,858.59 : x
  2. Step 2: Convert to fraction form
    793,258.18/1,190,360.06 = 287,858.59/x
  3. Step 3: Cross multiply
    793,258.18x = 1,190,360.06 × 287,858.59
  4. Step 4: Simplify right side
    793,258.18x = 342,655,368,463.92
  5. Step 5: Solve for x
    x = 342,655,368,463.92/793,258.18
  6. Step 6: Final answer
    x = 431,959.45

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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.