Home / 751,905.42-1,037,631.77-407,741.10

Finding the Fourth Proportional to 751,905.42, 1,037,631.77 and 407,741.10

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Solution

The fourth proportional to 751,905.42, 1,037,631.77 and 407,741.10 is: 562,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,905.42 : 1,037,631.77 = 407,741.10 : x
  2. Step 2: Convert to fraction form
    751,905.42/1,037,631.77 = 407,741.10/x
  3. Step 3: Cross multiply
    751,905.42x = 1,037,631.77 × 407,741.10
  4. Step 4: Simplify right side
    751,905.42x = 423,085,119,294.75
  5. Step 5: Solve for x
    x = 423,085,119,294.75/751,905.42
  6. Step 6: Final answer
    x = 562,683.96

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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.