Home / 851,580.08-1,277,370.04-477,632.24

Finding the Fourth Proportional to 851,580.08, 1,277,370.04 and 477,632.24

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Solution

The fourth proportional to 851,580.08, 1,277,370.04 and 477,632.24 is: 716,448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,580.08 : 1,277,370.04 = 477,632.24 : x
  2. Step 2: Convert to fraction form
    851,580.08/1,277,370.04 = 477,632.24/x
  3. Step 3: Cross multiply
    851,580.08x = 1,277,370.04 × 477,632.24
  4. Step 4: Simplify right side
    851,580.08x = 610,113,113,514.09
  5. Step 5: Solve for x
    x = 610,113,113,514.09/851,580.08
  6. Step 6: Final answer
    x = 716,448.32

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.