Home / 706,819.98-1,060,225.02-286,089.78

Finding the Fourth Proportional to 706,819.98, 1,060,225.02 and 286,089.78

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Solution

The fourth proportional to 706,819.98, 1,060,225.02 and 286,089.78 is: 429,132.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,819.98 : 1,060,225.02 = 286,089.78 : x
  2. Step 2: Convert to fraction form
    706,819.98/1,060,225.02 = 286,089.78/x
  3. Step 3: Cross multiply
    706,819.98x = 1,060,225.02 × 286,089.78
  4. Step 4: Simplify right side
    706,819.98x = 303,319,542,722.30
  5. Step 5: Solve for x
    x = 303,319,542,722.30/706,819.98
  6. Step 6: Final answer
    x = 429,132.67

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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.