Home / 985,847.10-1,478,984.50-302,736.30

Finding the Fourth Proportional to 985,847.10, 1,478,984.50 and 302,736.30

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Solution

The fourth proportional to 985,847.10, 1,478,984.50 and 302,736.30 is: 454,170.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,847.10 : 1,478,984.50 = 302,736.30 : x
  2. Step 2: Convert to fraction form
    985,847.10/1,478,984.50 = 302,736.30/x
  3. Step 3: Cross multiply
    985,847.10x = 1,478,984.50 × 302,736.30
  4. Step 4: Simplify right side
    985,847.10x = 447,742,295,287.35
  5. Step 5: Solve for x
    x = 447,742,295,287.35/985,847.10
  6. Step 6: Final answer
    x = 454,170.12

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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.