Home / 879,904.48-1,214,268.96-477,496.48

Finding the Fourth Proportional to 879,904.48, 1,214,268.96 and 477,496.48

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Solution

The fourth proportional to 879,904.48, 1,214,268.96 and 477,496.48 is: 658,945.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,904.48 : 1,214,268.96 = 477,496.48 : x
  2. Step 2: Convert to fraction form
    879,904.48/1,214,268.96 = 477,496.48/x
  3. Step 3: Cross multiply
    879,904.48x = 1,214,268.96 × 477,496.48
  4. Step 4: Simplify right side
    879,904.48x = 579,809,154,173.26
  5. Step 5: Solve for x
    x = 579,809,154,173.26/879,904.48
  6. Step 6: Final answer
    x = 658,945.56

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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.