Home / 823,027.48-1,234,544.34-290,259.16

Finding the Fourth Proportional to 823,027.48, 1,234,544.34 and 290,259.16

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Solution

The fourth proportional to 823,027.48, 1,234,544.34 and 290,259.16 is: 435,389.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,027.48 : 1,234,544.34 = 290,259.16 : x
  2. Step 2: Convert to fraction form
    823,027.48/1,234,544.34 = 290,259.16/x
  3. Step 3: Cross multiply
    823,027.48x = 1,234,544.34 × 290,259.16
  4. Step 4: Simplify right side
    823,027.48x = 358,337,803,111.15
  5. Step 5: Solve for x
    x = 358,337,803,111.15/823,027.48
  6. Step 6: Final answer
    x = 435,389.84

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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.