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Finding the Fourth Proportional to 536,668.24, 740,619.87 and 294,959.38

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Solution

The fourth proportional to 536,668.24, 740,619.87 and 294,959.38 is: 407,053.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,668.24 : 740,619.87 = 294,959.38 : x
  2. Step 2: Convert to fraction form
    536,668.24/740,619.87 = 294,959.38/x
  3. Step 3: Cross multiply
    536,668.24x = 740,619.87 × 294,959.38
  4. Step 4: Simplify right side
    536,668.24x = 218,452,777,670.88
  5. Step 5: Solve for x
    x = 218,452,777,670.88/536,668.24
  6. Step 6: Final answer
    x = 407,053.67

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1.5x scale

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.