Home / 860,641.32-1,289,780.94-544,532.34

Finding the Fourth Proportional to 860,641.32, 1,289,780.94 and 544,532.34

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Solution

The fourth proportional to 860,641.32, 1,289,780.94 and 544,532.34 is: 816,051.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,641.32 : 1,289,780.94 = 544,532.34 : x
  2. Step 2: Convert to fraction form
    860,641.32/1,289,780.94 = 544,532.34/x
  3. Step 3: Cross multiply
    860,641.32x = 1,289,780.94 × 544,532.34
  4. Step 4: Simplify right side
    860,641.32x = 702,327,433,345.60
  5. Step 5: Solve for x
    x = 702,327,433,345.60/860,641.32
  6. Step 6: Final answer
    x = 816,051.26

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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.