Home / 742,559.80-1,024,733.52-403,027.96

Finding the Fourth Proportional to 742,559.80, 1,024,733.52 and 403,027.96

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Solution

The fourth proportional to 742,559.80, 1,024,733.52 and 403,027.96 is: 556,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,559.80 : 1,024,733.52 = 403,027.96 : x
  2. Step 2: Convert to fraction form
    742,559.80/1,024,733.52 = 403,027.96/x
  3. Step 3: Cross multiply
    742,559.80x = 1,024,733.52 × 403,027.96
  4. Step 4: Simplify right side
    742,559.80x = 412,996,260,109.22
  5. Step 5: Solve for x
    x = 412,996,260,109.22/742,559.80
  6. Step 6: Final answer
    x = 556,179.13

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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.