Home / 1,316,220.16-1,974,450.72-369,584.50

Finding the Fourth Proportional to 1,316,220.16, 1,974,450.72 and 369,584.50

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Solution

The fourth proportional to 1,316,220.16, 1,974,450.72 and 369,584.50 is: 554,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,220.16 : 1,974,450.72 = 369,584.50 : x
  2. Step 2: Convert to fraction form
    1,316,220.16/1,974,450.72 = 369,584.50/x
  3. Step 3: Cross multiply
    1,316,220.16x = 1,974,450.72 × 369,584.50
  4. Step 4: Simplify right side
    1,316,220.16x = 729,726,382,125.84
  5. Step 5: Solve for x
    x = 729,726,382,125.84/1,316,220.16
  6. Step 6: Final answer
    x = 554,410.58

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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.