Home / 810,534.96-1,215,146.25-337,574.34

Finding the Fourth Proportional to 810,534.96, 1,215,146.25 and 337,574.34

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Solution

The fourth proportional to 810,534.96, 1,215,146.25 and 337,574.34 is: 506,088.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,534.96 : 1,215,146.25 = 337,574.34 : x
  2. Step 2: Convert to fraction form
    810,534.96/1,215,146.25 = 337,574.34/x
  3. Step 3: Cross multiply
    810,534.96x = 1,215,146.25 × 337,574.34
  4. Step 4: Simplify right side
    810,534.96x = 410,202,193,347.23
  5. Step 5: Solve for x
    x = 410,202,193,347.23/810,534.96
  6. Step 6: Final answer
    x = 506,088.22

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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.