Home / 463,420.13-695,109.33-126,459.62

Finding the Fourth Proportional to 463,420.13, 695,109.33 and 126,459.62

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Solution

The fourth proportional to 463,420.13, 695,109.33 and 126,459.62 is: 189,683.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,420.13 : 695,109.33 = 126,459.62 : x
  2. Step 2: Convert to fraction form
    463,420.13/695,109.33 = 126,459.62/x
  3. Step 3: Cross multiply
    463,420.13x = 695,109.33 × 126,459.62
  4. Step 4: Simplify right side
    463,420.13x = 87,903,263,468.03
  5. Step 5: Solve for x
    x = 87,903,263,468.03/463,420.13
  6. Step 6: Final answer
    x = 189,683.74

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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.