Home / 972,676.08-1,342,056.60-570,190.32

Finding the Fourth Proportional to 972,676.08, 1,342,056.60 and 570,190.32

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Solution

The fourth proportional to 972,676.08, 1,342,056.60 and 570,190.32 is: 786,724.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,676.08 : 1,342,056.60 = 570,190.32 : x
  2. Step 2: Convert to fraction form
    972,676.08/1,342,056.60 = 570,190.32/x
  3. Step 3: Cross multiply
    972,676.08x = 1,342,056.60 × 570,190.32
  4. Step 4: Simplify right side
    972,676.08x = 765,227,682,212.11
  5. Step 5: Solve for x
    x = 765,227,682,212.11/972,676.08
  6. Step 6: Final answer
    x = 786,724.07

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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.