Home / 834,291.64-1,151,315.52-471,786.68

Finding the Fourth Proportional to 834,291.64, 1,151,315.52 and 471,786.68

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Solution

The fourth proportional to 834,291.64, 1,151,315.52 and 471,786.68 is: 651,061.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,291.64 : 1,151,315.52 = 471,786.68 : x
  2. Step 2: Convert to fraction form
    834,291.64/1,151,315.52 = 471,786.68/x
  3. Step 3: Cross multiply
    834,291.64x = 1,151,315.52 × 471,786.68
  4. Step 4: Simplify right side
    834,291.64x = 543,175,326,813.27
  5. Step 5: Solve for x
    x = 543,175,326,813.27/834,291.64
  6. Step 6: Final answer
    x = 651,061.69

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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.