Home / 847,642.78-1,169,759.44-460,465.42

Finding the Fourth Proportional to 847,642.78, 1,169,759.44 and 460,465.42

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Solution

The fourth proportional to 847,642.78, 1,169,759.44 and 460,465.42 is: 635,449.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,642.78 : 1,169,759.44 = 460,465.42 : x
  2. Step 2: Convert to fraction form
    847,642.78/1,169,759.44 = 460,465.42/x
  3. Step 3: Cross multiply
    847,642.78x = 1,169,759.44 × 460,465.42
  4. Step 4: Simplify right side
    847,642.78x = 538,633,771,838.57
  5. Step 5: Solve for x
    x = 538,633,771,838.57/847,642.78
  6. Step 6: Final answer
    x = 635,449.02

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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.