Home / 490,743.98-736,114.84-153,810.30

Finding the Fourth Proportional to 490,743.98, 736,114.84 and 153,810.30

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Solution

The fourth proportional to 490,743.98, 736,114.84 and 153,810.30 is: 230,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,743.98 : 736,114.84 = 153,810.30 : x
  2. Step 2: Convert to fraction form
    490,743.98/736,114.84 = 153,810.30/x
  3. Step 3: Cross multiply
    490,743.98x = 736,114.84 × 153,810.30
  4. Step 4: Simplify right side
    490,743.98x = 113,222,044,374.85
  5. Step 5: Solve for x
    x = 113,222,044,374.85/490,743.98
  6. Step 6: Final answer
    x = 230,715.10

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Similar ratio
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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.