Home / 714,671.58-1,070,999.52-394,967.42

Finding the Fourth Proportional to 714,671.58, 1,070,999.52 and 394,967.42

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Solution

The fourth proportional to 714,671.58, 1,070,999.52 and 394,967.42 is: 591,894.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,671.58 : 1,070,999.52 = 394,967.42 : x
  2. Step 2: Convert to fraction form
    714,671.58/1,070,999.52 = 394,967.42/x
  3. Step 3: Cross multiply
    714,671.58x = 1,070,999.52 × 394,967.42
  4. Step 4: Simplify right side
    714,671.58x = 423,009,917,235.64
  5. Step 5: Solve for x
    x = 423,009,917,235.64/714,671.58
  6. Step 6: Final answer
    x = 591,894.14

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1.5x scale

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.