Home / 793,253.93-1,190,353.70-287,854.34

Finding the Fourth Proportional to 793,253.93, 1,190,353.70 and 287,854.34

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Solution

The fourth proportional to 793,253.93, 1,190,353.70 and 287,854.34 is: 431,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,253.93 : 1,190,353.70 = 287,854.34 : x
  2. Step 2: Convert to fraction form
    793,253.93/1,190,353.70 = 287,854.34/x
  3. Step 3: Cross multiply
    793,253.93x = 1,190,353.70 × 287,854.34
  4. Step 4: Simplify right side
    793,253.93x = 342,648,471,289.02
  5. Step 5: Solve for x
    x = 342,648,471,289.02/793,253.93
  6. Step 6: Final answer
    x = 431,953.07

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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.