Home / 846,930.56-1,275,466.24-771,347.84

Finding the Fourth Proportional to 846,930.56, 1,275,466.24 and 771,347.84

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Solution

The fourth proportional to 846,930.56, 1,275,466.24 and 771,347.84 is: 1,161,639.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,930.56 : 1,275,466.24 = 771,347.84 : x
  2. Step 2: Convert to fraction form
    846,930.56/1,275,466.24 = 771,347.84/x
  3. Step 3: Cross multiply
    846,930.56x = 1,275,466.24 × 771,347.84
  4. Step 4: Simplify right side
    846,930.56x = 983,828,129,216.92
  5. Step 5: Solve for x
    x = 983,828,129,216.92/846,930.56
  6. Step 6: Final answer
    x = 1,161,639.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.