Home / 902,490.12-1,352,834.22-451,835.16

Finding the Fourth Proportional to 902,490.12, 1,352,834.22 and 451,835.16

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Solution

The fourth proportional to 902,490.12, 1,352,834.22 and 451,835.16 is: 677,301.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,490.12 : 1,352,834.22 = 451,835.16 : x
  2. Step 2: Convert to fraction form
    902,490.12/1,352,834.22 = 451,835.16/x
  3. Step 3: Cross multiply
    902,490.12x = 1,352,834.22 × 451,835.16
  4. Step 4: Simplify right side
    902,490.12x = 611,258,066,247.18
  5. Step 5: Solve for x
    x = 611,258,066,247.18/902,490.12
  6. Step 6: Final answer
    x = 677,301.67

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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.