Home / 887,861.48-1,331,804.51-288,825.77

Finding the Fourth Proportional to 887,861.48, 1,331,804.51 and 288,825.77

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Solution

The fourth proportional to 887,861.48, 1,331,804.51 and 288,825.77 is: 433,242.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,861.48 : 1,331,804.51 = 288,825.77 : x
  2. Step 2: Convert to fraction form
    887,861.48/1,331,804.51 = 288,825.77/x
  3. Step 3: Cross multiply
    887,861.48x = 1,331,804.51 × 288,825.77
  4. Step 4: Simplify right side
    887,861.48x = 384,659,454,987.07
  5. Step 5: Solve for x
    x = 384,659,454,987.07/887,861.48
  6. Step 6: Final answer
    x = 433,242.65

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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.