Home / 1,117,223.56-1,676,097.78-369,269.56

Finding the Fourth Proportional to 1,117,223.56, 1,676,097.78 and 369,269.56

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Solution

The fourth proportional to 1,117,223.56, 1,676,097.78 and 369,269.56 is: 553,991.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,223.56 : 1,676,097.78 = 369,269.56 : x
  2. Step 2: Convert to fraction form
    1,117,223.56/1,676,097.78 = 369,269.56/x
  3. Step 3: Cross multiply
    1,117,223.56x = 1,676,097.78 × 369,269.56
  4. Step 4: Simplify right side
    1,117,223.56x = 618,931,889,737.58
  5. Step 5: Solve for x
    x = 618,931,889,737.58/1,117,223.56
  6. Step 6: Final answer
    x = 553,991.08

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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.