Home / 751,054.10-1,036,455.09-411,522.26

Finding the Fourth Proportional to 751,054.10, 1,036,455.09 and 411,522.26

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Solution

The fourth proportional to 751,054.10, 1,036,455.09 and 411,522.26 is: 567,900.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,054.10 : 1,036,455.09 = 411,522.26 : x
  2. Step 2: Convert to fraction form
    751,054.10/1,036,455.09 = 411,522.26/x
  3. Step 3: Cross multiply
    751,054.10x = 1,036,455.09 × 411,522.26
  4. Step 4: Simplify right side
    751,054.10x = 426,524,341,025.30
  5. Step 5: Solve for x
    x = 426,524,341,025.30/751,054.10
  6. Step 6: Final answer
    x = 567,900.96

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Double scale
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1.5x scale

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.