Home / 556,041.36-767,268.38-394,837.58

Finding the Fourth Proportional to 556,041.36, 767,268.38 and 394,837.58

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Solution

The fourth proportional to 556,041.36, 767,268.38 and 394,837.58 is: 544,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,041.36 : 767,268.38 = 394,837.58 : x
  2. Step 2: Convert to fraction form
    556,041.36/767,268.38 = 394,837.58/x
  3. Step 3: Cross multiply
    556,041.36x = 767,268.38 × 394,837.58
  4. Step 4: Simplify right side
    556,041.36x = 302,946,390,369.72
  5. Step 5: Solve for x
    x = 302,946,390,369.72/556,041.36
  6. Step 6: Final answer
    x = 544,827.08

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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.