Home / 714,670.96-1,070,998.59-394,966.79

Finding the Fourth Proportional to 714,670.96, 1,070,998.59 and 394,966.79

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Solution

The fourth proportional to 714,670.96, 1,070,998.59 and 394,966.79 is: 591,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,670.96 : 1,070,998.59 = 394,966.79 : x
  2. Step 2: Convert to fraction form
    714,670.96/1,070,998.59 = 394,966.79/x
  3. Step 3: Cross multiply
    714,670.96x = 1,070,998.59 × 394,966.79
  4. Step 4: Simplify right side
    714,670.96x = 423,008,877,864.32
  5. Step 5: Solve for x
    x = 423,008,877,864.32/714,670.96
  6. Step 6: Final answer
    x = 591,893.20

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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.