Home / 446,212.08-615,594.60-285,025.32

Finding the Fourth Proportional to 446,212.08, 615,594.60 and 285,025.32

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Solution

The fourth proportional to 446,212.08, 615,594.60 and 285,025.32 is: 393,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,212.08 : 615,594.60 = 285,025.32 : x
  2. Step 2: Convert to fraction form
    446,212.08/615,594.60 = 285,025.32/x
  3. Step 3: Cross multiply
    446,212.08x = 615,594.60 × 285,025.32
  4. Step 4: Simplify right side
    446,212.08x = 175,460,047,855.27
  5. Step 5: Solve for x
    x = 175,460,047,855.27/446,212.08
  6. Step 6: Final answer
    x = 393,221.20

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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.