Home / 959,464.01-1,439,201.28-398,498.51

Finding the Fourth Proportional to 959,464.01, 1,439,201.28 and 398,498.51

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Solution

The fourth proportional to 959,464.01, 1,439,201.28 and 398,498.51 is: 597,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,464.01 : 1,439,201.28 = 398,498.51 : x
  2. Step 2: Convert to fraction form
    959,464.01/1,439,201.28 = 398,498.51/x
  3. Step 3: Cross multiply
    959,464.01x = 1,439,201.28 × 398,498.51
  4. Step 4: Simplify right side
    959,464.01x = 573,519,565,670.09
  5. Step 5: Solve for x
    x = 573,519,565,670.09/959,464.01
  6. Step 6: Final answer
    x = 597,749.95

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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.