Home / 490,300.02-734,769.63-223,408.26

Finding the Fourth Proportional to 490,300.02, 734,769.63 and 223,408.26

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Solution

The fourth proportional to 490,300.02, 734,769.63 and 223,408.26 is: 334,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,300.02 : 734,769.63 = 223,408.26 : x
  2. Step 2: Convert to fraction form
    490,300.02/734,769.63 = 223,408.26/x
  3. Step 3: Cross multiply
    490,300.02x = 734,769.63 × 223,408.26
  4. Step 4: Simplify right side
    490,300.02x = 164,153,604,539.14
  5. Step 5: Solve for x
    x = 164,153,604,539.14/490,300.02
  6. Step 6: Final answer
    x = 334,802.36

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1.5x scale

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.