Home / 673,430.74-1,010,330.64-336,064.12

Finding the Fourth Proportional to 673,430.74, 1,010,330.64 and 336,064.12

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Solution

The fourth proportional to 673,430.74, 1,010,330.64 and 336,064.12 is: 504,188.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,430.74 : 1,010,330.64 = 336,064.12 : x
  2. Step 2: Convert to fraction form
    673,430.74/1,010,330.64 = 336,064.12/x
  3. Step 3: Cross multiply
    673,430.74x = 1,010,330.64 × 336,064.12
  4. Step 4: Simplify right side
    673,430.74x = 339,535,877,440.64
  5. Step 5: Solve for x
    x = 339,535,877,440.64/673,430.74
  6. Step 6: Final answer
    x = 504,188.27

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Double scale
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Similar ratio
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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.