Home / 860,294.70-1,287,918.60-603,235.92

Finding the Fourth Proportional to 860,294.70, 1,287,918.60 and 603,235.92

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Solution

The fourth proportional to 860,294.70, 1,287,918.60 and 603,235.92 is: 903,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,294.70 : 1,287,918.60 = 603,235.92 : x
  2. Step 2: Convert to fraction form
    860,294.70/1,287,918.60 = 603,235.92/x
  3. Step 3: Cross multiply
    860,294.70x = 1,287,918.60 × 603,235.92
  4. Step 4: Simplify right side
    860,294.70x = 776,918,761,556.11
  5. Step 5: Solve for x
    x = 776,918,761,556.11/860,294.70
  6. Step 6: Final answer
    x = 903,084.44

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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.