Home / 293,905.99-402,948.54-288,591.58

Finding the Fourth Proportional to 293,905.99, 402,948.54 and 288,591.58

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Solution

The fourth proportional to 293,905.99, 402,948.54 and 288,591.58 is: 395,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,905.99 : 402,948.54 = 288,591.58 : x
  2. Step 2: Convert to fraction form
    293,905.99/402,948.54 = 288,591.58/x
  3. Step 3: Cross multiply
    293,905.99x = 402,948.54 × 288,591.58
  4. Step 4: Simplify right side
    293,905.99x = 116,287,556,320.98
  5. Step 5: Solve for x
    x = 116,287,556,320.98/293,905.99
  6. Step 6: Final answer
    x = 395,662.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.