Home / 562,735.96-776,577.90-308,110.84

Finding the Fourth Proportional to 562,735.96, 776,577.90 and 308,110.84

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Solution

The fourth proportional to 562,735.96, 776,577.90 and 308,110.84 is: 425,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,735.96 : 776,577.90 = 308,110.84 : x
  2. Step 2: Convert to fraction form
    562,735.96/776,577.90 = 308,110.84/x
  3. Step 3: Cross multiply
    562,735.96x = 776,577.90 × 308,110.84
  4. Step 4: Simplify right side
    562,735.96x = 239,272,069,094.44
  5. Step 5: Solve for x
    x = 239,272,069,094.44/562,735.96
  6. Step 6: Final answer
    x = 425,194.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.