Home / 494,977.60-742,466.40-370,561.60

Finding the Fourth Proportional to 494,977.60, 742,466.40 and 370,561.60

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Solution

The fourth proportional to 494,977.60, 742,466.40 and 370,561.60 is: 555,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,977.60 : 742,466.40 = 370,561.60 : x
  2. Step 2: Convert to fraction form
    494,977.60/742,466.40 = 370,561.60/x
  3. Step 3: Cross multiply
    494,977.60x = 742,466.40 × 370,561.60
  4. Step 4: Simplify right side
    494,977.60x = 275,129,537,130.24
  5. Step 5: Solve for x
    x = 275,129,537,130.24/494,977.60
  6. Step 6: Final answer
    x = 555,842.40

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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.