Home / 693,739.20-1,041,837.60-506,961.60

Finding the Fourth Proportional to 693,739.20, 1,041,837.60 and 506,961.60

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Solution

The fourth proportional to 693,739.20, 1,041,837.60 and 506,961.60 is: 761,340.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,739.20 : 1,041,837.60 = 506,961.60 : x
  2. Step 2: Convert to fraction form
    693,739.20/1,041,837.60 = 506,961.60/x
  3. Step 3: Cross multiply
    693,739.20x = 1,041,837.60 × 506,961.60
  4. Step 4: Simplify right side
    693,739.20x = 528,171,656,636.16
  5. Step 5: Solve for x
    x = 528,171,656,636.16/693,739.20
  6. Step 6: Final answer
    x = 761,340.37

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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.