Home / 779,539.20-1,170,183.60-602,829.60

Finding the Fourth Proportional to 779,539.20, 1,170,183.60 and 602,829.60

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Solution

The fourth proportional to 779,539.20, 1,170,183.60 and 602,829.60 is: 904,920.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,539.20 : 1,170,183.60 = 602,829.60 : x
  2. Step 2: Convert to fraction form
    779,539.20/1,170,183.60 = 602,829.60/x
  3. Step 3: Cross multiply
    779,539.20x = 1,170,183.60 × 602,829.60
  4. Step 4: Simplify right side
    779,539.20x = 705,421,311,514.56
  5. Step 5: Solve for x
    x = 705,421,311,514.56/779,539.20
  6. Step 6: Final answer
    x = 904,920.90

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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.