Home / 748,069.02-1,122,803.37-369,417.31

Finding the Fourth Proportional to 748,069.02, 1,122,803.37 and 369,417.31

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Solution

The fourth proportional to 748,069.02, 1,122,803.37 and 369,417.31 is: 554,471.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,069.02 : 1,122,803.37 = 369,417.31 : x
  2. Step 2: Convert to fraction form
    748,069.02/1,122,803.37 = 369,417.31/x
  3. Step 3: Cross multiply
    748,069.02x = 1,122,803.37 × 369,417.31
  4. Step 4: Simplify right side
    748,069.02x = 414,782,997,797.33
  5. Step 5: Solve for x
    x = 414,782,997,797.33/748,069.02
  6. Step 6: Final answer
    x = 554,471.56

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Double scale
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Similar ratio
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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.