Home / 742,851.76-1,022,840.08-580,165.42

Finding the Fourth Proportional to 742,851.76, 1,022,840.08 and 580,165.42

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Solution

The fourth proportional to 742,851.76, 1,022,840.08 and 580,165.42 is: 798,835.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,851.76 : 1,022,840.08 = 580,165.42 : x
  2. Step 2: Convert to fraction form
    742,851.76/1,022,840.08 = 580,165.42/x
  3. Step 3: Cross multiply
    742,851.76x = 1,022,840.08 × 580,165.42
  4. Step 4: Simplify right side
    742,851.76x = 593,416,444,606.03
  5. Step 5: Solve for x
    x = 593,416,444,606.03/742,851.76
  6. Step 6: Final answer
    x = 798,835.62

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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.