Home / 845,504.64-1,166,782.08-477,976.08

Finding the Fourth Proportional to 845,504.64, 1,166,782.08 and 477,976.08

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Solution

The fourth proportional to 845,504.64, 1,166,782.08 and 477,976.08 is: 659,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,504.64 : 1,166,782.08 = 477,976.08 : x
  2. Step 2: Convert to fraction form
    845,504.64/1,166,782.08 = 477,976.08/x
  3. Step 3: Cross multiply
    845,504.64x = 1,166,782.08 × 477,976.08
  4. Step 4: Simplify right side
    845,504.64x = 557,693,930,980.49
  5. Step 5: Solve for x
    x = 557,693,930,980.49/845,504.64
  6. Step 6: Final answer
    x = 659,598.90

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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.