Home / 740,582.53-1,108,976.34-512,562.27

Finding the Fourth Proportional to 740,582.53, 1,108,976.34 and 512,562.27

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Solution

The fourth proportional to 740,582.53, 1,108,976.34 and 512,562.27 is: 767,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,582.53 : 1,108,976.34 = 512,562.27 : x
  2. Step 2: Convert to fraction form
    740,582.53/1,108,976.34 = 512,562.27/x
  3. Step 3: Cross multiply
    740,582.53x = 1,108,976.34 × 512,562.27
  4. Step 4: Simplify right side
    740,582.53x = 568,419,430,206.69
  5. Step 5: Solve for x
    x = 568,419,430,206.69/740,582.53
  6. Step 6: Final answer
    x = 767,530.16

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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.