Home / 845,459.67-1,166,734.26-463,489.14

Finding the Fourth Proportional to 845,459.67, 1,166,734.26 and 463,489.14

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Solution

The fourth proportional to 845,459.67, 1,166,734.26 and 463,489.14 is: 639,614.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,459.67 : 1,166,734.26 = 463,489.14 : x
  2. Step 2: Convert to fraction form
    845,459.67/1,166,734.26 = 463,489.14/x
  3. Step 3: Cross multiply
    845,459.67x = 1,166,734.26 × 463,489.14
  4. Step 4: Simplify right side
    845,459.67x = 540,768,658,775.94
  5. Step 5: Solve for x
    x = 540,768,658,775.94/845,459.67
  6. Step 6: Final answer
    x = 639,614.97

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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.