Home / 490,280.28-735,642.21-250,270.23

Finding the Fourth Proportional to 490,280.28, 735,642.21 and 250,270.23

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Solution

The fourth proportional to 490,280.28, 735,642.21 and 250,270.23 is: 375,518.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,280.28 : 735,642.21 = 250,270.23 : x
  2. Step 2: Convert to fraction form
    490,280.28/735,642.21 = 250,270.23/x
  3. Step 3: Cross multiply
    490,280.28x = 735,642.21 × 250,270.23
  4. Step 4: Simplify right side
    490,280.28x = 184,109,345,094.41
  5. Step 5: Solve for x
    x = 184,109,345,094.41/490,280.28
  6. Step 6: Final answer
    x = 375,518.56

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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.