Home / 1,026,809.52-1,540,258-316,821.84

Finding the Fourth Proportional to 1,026,809.52, 1,540,258 and 316,821.84

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Solution

The fourth proportional to 1,026,809.52, 1,540,258 and 316,821.84 is: 475,246.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,809.52 : 1,540,258 = 316,821.84 : x
  2. Step 2: Convert to fraction form
    1,026,809.52/1,540,258 = 316,821.84/x
  3. Step 3: Cross multiply
    1,026,809.52x = 1,540,258 × 316,821.84
  4. Step 4: Simplify right side
    1,026,809.52x = 487,987,373,634.72
  5. Step 5: Solve for x
    x = 487,987,373,634.72/1,026,809.52
  6. Step 6: Final answer
    x = 475,246.25

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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.