Home / 741,939.52-1,022,858.40-496,828.48

Finding the Fourth Proportional to 741,939.52, 1,022,858.40 and 496,828.48

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Solution

The fourth proportional to 741,939.52, 1,022,858.40 and 496,828.48 is: 684,941.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,939.52 : 1,022,858.40 = 496,828.48 : x
  2. Step 2: Convert to fraction form
    741,939.52/1,022,858.40 = 496,828.48/x
  3. Step 3: Cross multiply
    741,939.52x = 1,022,858.40 × 496,828.48
  4. Step 4: Simplify right side
    741,939.52x = 508,185,184,127.23
  5. Step 5: Solve for x
    x = 508,185,184,127.23/741,939.52
  6. Step 6: Final answer
    x = 684,941.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.