Home / 1,019,563.13-1,529,344.60-485,464.93

Finding the Fourth Proportional to 1,019,563.13, 1,529,344.60 and 485,464.93

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Solution

The fourth proportional to 1,019,563.13, 1,529,344.60 and 485,464.93 is: 728,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,563.13 : 1,529,344.60 = 485,464.93 : x
  2. Step 2: Convert to fraction form
    1,019,563.13/1,529,344.60 = 485,464.93/x
  3. Step 3: Cross multiply
    1,019,563.13x = 1,529,344.60 × 485,464.93
  4. Step 4: Simplify right side
    1,019,563.13x = 742,443,169,184.88
  5. Step 5: Solve for x
    x = 742,443,169,184.88/1,019,563.13
  6. Step 6: Final answer
    x = 728,197.35

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Double scale
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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.