Home / 1,006,576.50-1,389,085.29-553,877.22

Finding the Fourth Proportional to 1,006,576.50, 1,389,085.29 and 553,877.22

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Solution

The fourth proportional to 1,006,576.50, 1,389,085.29 and 553,877.22 is: 764,355.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,576.50 : 1,389,085.29 = 553,877.22 : x
  2. Step 2: Convert to fraction form
    1,006,576.50/1,389,085.29 = 553,877.22/x
  3. Step 3: Cross multiply
    1,006,576.50x = 1,389,085.29 × 553,877.22
  4. Step 4: Simplify right side
    1,006,576.50x = 769,382,698,768.09
  5. Step 5: Solve for x
    x = 769,382,698,768.09/1,006,576.50
  6. Step 6: Final answer
    x = 764,355.91

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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.