Home / 753,023.40-1,128,776.94-332,225.16

Finding the Fourth Proportional to 753,023.40, 1,128,776.94 and 332,225.16

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Solution

The fourth proportional to 753,023.40, 1,128,776.94 and 332,225.16 is: 498,003.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,023.40 : 1,128,776.94 = 332,225.16 : x
  2. Step 2: Convert to fraction form
    753,023.40/1,128,776.94 = 332,225.16/x
  3. Step 3: Cross multiply
    753,023.40x = 1,128,776.94 × 332,225.16
  4. Step 4: Simplify right side
    753,023.40x = 375,008,099,495.81
  5. Step 5: Solve for x
    x = 375,008,099,495.81/753,023.40
  6. Step 6: Final answer
    x = 498,003.25

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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.