Home / 706,698.37-1,060,397.84-280,225.06

Finding the Fourth Proportional to 706,698.37, 1,060,397.84 and 280,225.06

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Solution

The fourth proportional to 706,698.37, 1,060,397.84 and 280,225.06 is: 420,476.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,698.37 : 1,060,397.84 = 280,225.06 : x
  2. Step 2: Convert to fraction form
    706,698.37/1,060,397.84 = 280,225.06/x
  3. Step 3: Cross multiply
    706,698.37x = 1,060,397.84 × 280,225.06
  4. Step 4: Simplify right side
    706,698.37x = 297,150,045,290.34
  5. Step 5: Solve for x
    x = 297,150,045,290.34/706,698.37
  6. Step 6: Final answer
    x = 420,476.48

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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.