Home / 899,230.76-1,348,936.94-291,993.69

Finding the Fourth Proportional to 899,230.76, 1,348,936.94 and 291,993.69

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Solution

The fourth proportional to 899,230.76, 1,348,936.94 and 291,993.69 is: 438,020.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,230.76 : 1,348,936.94 = 291,993.69 : x
  2. Step 2: Convert to fraction form
    899,230.76/1,348,936.94 = 291,993.69/x
  3. Step 3: Cross multiply
    899,230.76x = 1,348,936.94 × 291,993.69
  4. Step 4: Simplify right side
    899,230.76x = 393,881,066,483.26
  5. Step 5: Solve for x
    x = 393,881,066,483.26/899,230.76
  6. Step 6: Final answer
    x = 438,020.01

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1.5x scale

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.