Home / 846,958.05-1,269,315.63-621,261.68

Finding the Fourth Proportional to 846,958.05, 1,269,315.63 and 621,261.68

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Solution

The fourth proportional to 846,958.05, 1,269,315.63 and 621,261.68 is: 931,069.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,958.05 : 1,269,315.63 = 621,261.68 : x
  2. Step 2: Convert to fraction form
    846,958.05/1,269,315.63 = 621,261.68/x
  3. Step 3: Cross multiply
    846,958.05x = 1,269,315.63 × 621,261.68
  4. Step 4: Simplify right side
    846,958.05x = 788,577,154,397.48
  5. Step 5: Solve for x
    x = 788,577,154,397.48/846,958.05
  6. Step 6: Final answer
    x = 931,069.91

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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.