Home / 856,649.10-1,182,182.73-474,682.26

Finding the Fourth Proportional to 856,649.10, 1,182,182.73 and 474,682.26

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Solution

The fourth proportional to 856,649.10, 1,182,182.73 and 474,682.26 is: 655,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,649.10 : 1,182,182.73 = 474,682.26 : x
  2. Step 2: Convert to fraction form
    856,649.10/1,182,182.73 = 474,682.26/x
  3. Step 3: Cross multiply
    856,649.10x = 1,182,182.73 × 474,682.26
  4. Step 4: Simplify right side
    856,649.10x = 561,161,170,009.37
  5. Step 5: Solve for x
    x = 561,161,170,009.37/856,649.10
  6. Step 6: Final answer
    x = 655,065.38

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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.