Home / 706,078.44-1,058,784.84-256,482.36

Finding the Fourth Proportional to 706,078.44, 1,058,784.84 and 256,482.36

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Solution

The fourth proportional to 706,078.44, 1,058,784.84 and 256,482.36 is: 384,602.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,078.44 : 1,058,784.84 = 256,482.36 : x
  2. Step 2: Convert to fraction form
    706,078.44/1,058,784.84 = 256,482.36/x
  3. Step 3: Cross multiply
    706,078.44x = 1,058,784.84 × 256,482.36
  4. Step 4: Simplify right side
    706,078.44x = 271,559,634,495.42
  5. Step 5: Solve for x
    x = 271,559,634,495.42/706,078.44
  6. Step 6: Final answer
    x = 384,602.64

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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.