Home / 695,914.96-1,042,563.12-545,699.20

Finding the Fourth Proportional to 695,914.96, 1,042,563.12 and 545,699.20

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Solution

The fourth proportional to 695,914.96, 1,042,563.12 and 545,699.20 is: 817,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,914.96 : 1,042,563.12 = 545,699.20 : x
  2. Step 2: Convert to fraction form
    695,914.96/1,042,563.12 = 545,699.20/x
  3. Step 3: Cross multiply
    695,914.96x = 1,042,563.12 × 545,699.20
  4. Step 4: Simplify right side
    695,914.96x = 568,925,860,533.50
  5. Step 5: Solve for x
    x = 568,925,860,533.50/695,914.96
  6. Step 6: Final answer
    x = 817,522.10

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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.