Home / 1,118,296-1,677,482.88-370,322.56

Finding the Fourth Proportional to 1,118,296, 1,677,482.88 and 370,322.56

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Solution

The fourth proportional to 1,118,296, 1,677,482.88 and 370,322.56 is: 555,496.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,296 : 1,677,482.88 = 370,322.56 : x
  2. Step 2: Convert to fraction form
    1,118,296/1,677,482.88 = 370,322.56/x
  3. Step 3: Cross multiply
    1,118,296x = 1,677,482.88 × 370,322.56
  4. Step 4: Simplify right side
    1,118,296x = 621,209,754,477.77
  5. Step 5: Solve for x
    x = 621,209,754,477.77/1,118,296
  6. Step 6: Final answer
    x = 555,496.72

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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.