Home / 887,848.74-1,331,785.38-288,813.03

Finding the Fourth Proportional to 887,848.74, 1,331,785.38 and 288,813.03

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Solution

The fourth proportional to 887,848.74, 1,331,785.38 and 288,813.03 is: 433,223.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,848.74 : 1,331,785.38 = 288,813.03 : x
  2. Step 2: Convert to fraction form
    887,848.74/1,331,785.38 = 288,813.03/x
  3. Step 3: Cross multiply
    887,848.74x = 1,331,785.38 × 288,813.03
  4. Step 4: Simplify right side
    887,848.74x = 384,636,970,907.50
  5. Step 5: Solve for x
    x = 384,636,970,907.50/887,848.74
  6. Step 6: Final answer
    x = 433,223.54

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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.