Home / 526,006.20-788,992.02-210,378.36

Finding the Fourth Proportional to 526,006.20, 788,992.02 and 210,378.36

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Solution

The fourth proportional to 526,006.20, 788,992.02 and 210,378.36 is: 315,560.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,006.20 : 788,992.02 = 210,378.36 : x
  2. Step 2: Convert to fraction form
    526,006.20/788,992.02 = 210,378.36/x
  3. Step 3: Cross multiply
    526,006.20x = 788,992.02 × 210,378.36
  4. Step 4: Simplify right side
    526,006.20x = 165,986,847,220.69
  5. Step 5: Solve for x
    x = 165,986,847,220.69/526,006.20
  6. Step 6: Final answer
    x = 315,560.63

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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.