Home / 608,556.12-839,742.84-336,580.80

Finding the Fourth Proportional to 608,556.12, 839,742.84 and 336,580.80

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Solution

The fourth proportional to 608,556.12, 839,742.84 and 336,580.80 is: 464,445.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,556.12 : 839,742.84 = 336,580.80 : x
  2. Step 2: Convert to fraction form
    608,556.12/839,742.84 = 336,580.80/x
  3. Step 3: Cross multiply
    608,556.12x = 839,742.84 × 336,580.80
  4. Step 4: Simplify right side
    608,556.12x = 282,641,316,881.47
  5. Step 5: Solve for x
    x = 282,641,316,881.47/608,556.12
  6. Step 6: Final answer
    x = 464,445.77

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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.