Home / 700,814.34-1,051,352.55-326,837.34

Finding the Fourth Proportional to 700,814.34, 1,051,352.55 and 326,837.34

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Solution

The fourth proportional to 700,814.34, 1,051,352.55 and 326,837.34 is: 490,317.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,814.34 : 1,051,352.55 = 326,837.34 : x
  2. Step 2: Convert to fraction form
    700,814.34/1,051,352.55 = 326,837.34/x
  3. Step 3: Cross multiply
    700,814.34x = 1,051,352.55 × 326,837.34
  4. Step 4: Simplify right side
    700,814.34x = 343,621,270,844.22
  5. Step 5: Solve for x
    x = 343,621,270,844.22/700,814.34
  6. Step 6: Final answer
    x = 490,317.12

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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.