Home / 1,127,551.77-1,691,576.46-328,895.82

Finding the Fourth Proportional to 1,127,551.77, 1,691,576.46 and 328,895.82

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Solution

The fourth proportional to 1,127,551.77, 1,691,576.46 and 328,895.82 is: 493,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,551.77 : 1,691,576.46 = 328,895.82 : x
  2. Step 2: Convert to fraction form
    1,127,551.77/1,691,576.46 = 328,895.82/x
  3. Step 3: Cross multiply
    1,127,551.77x = 1,691,576.46 × 328,895.82
  4. Step 4: Simplify right side
    1,127,551.77x = 556,352,426,904.40
  5. Step 5: Solve for x
    x = 556,352,426,904.40/1,127,551.77
  6. Step 6: Final answer
    x = 493,416.30

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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.