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Finding the Fourth Proportional to 573,597.72, 860,775.59 and 270,078.68

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Solution

The fourth proportional to 573,597.72, 860,775.59 and 270,078.68 is: 405,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,597.72 : 860,775.59 = 270,078.68 : x
  2. Step 2: Convert to fraction form
    573,597.72/860,775.59 = 270,078.68/x
  3. Step 3: Cross multiply
    573,597.72x = 860,775.59 × 270,078.68
  4. Step 4: Simplify right side
    573,597.72x = 232,477,130,819.54
  5. Step 5: Solve for x
    x = 232,477,130,819.54/573,597.72
  6. Step 6: Final answer
    x = 405,296.47

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1.5x scale

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.