Home / 825,227.04-1,138,868.09-462,674.37

Finding the Fourth Proportional to 825,227.04, 1,138,868.09 and 462,674.37

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Solution

The fourth proportional to 825,227.04, 1,138,868.09 and 462,674.37 is: 638,521.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,227.04 : 1,138,868.09 = 462,674.37 : x
  2. Step 2: Convert to fraction form
    825,227.04/1,138,868.09 = 462,674.37/x
  3. Step 3: Cross multiply
    825,227.04x = 1,138,868.09 × 462,674.37
  4. Step 4: Simplify right side
    825,227.04x = 526,925,076,053.85
  5. Step 5: Solve for x
    x = 526,925,076,053.85/825,227.04
  6. Step 6: Final answer
    x = 638,521.34

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Double scale
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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.