Home / 1,026,823.52-1,540,279-316,835.84

Finding the Fourth Proportional to 1,026,823.52, 1,540,279 and 316,835.84

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Solution

The fourth proportional to 1,026,823.52, 1,540,279 and 316,835.84 is: 475,267.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,823.52 : 1,540,279 = 316,835.84 : x
  2. Step 2: Convert to fraction form
    1,026,823.52/1,540,279 = 316,835.84/x
  3. Step 3: Cross multiply
    1,026,823.52x = 1,540,279 × 316,835.84
  4. Step 4: Simplify right side
    1,026,823.52x = 488,015,590,799.36
  5. Step 5: Solve for x
    x = 488,015,590,799.36/1,026,823.52
  6. Step 6: Final answer
    x = 475,267.25

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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.