Home / 1,252,751.40-1,879,118.06-306,113.40

Finding the Fourth Proportional to 1,252,751.40, 1,879,118.06 and 306,113.40

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Solution

The fourth proportional to 1,252,751.40, 1,879,118.06 and 306,113.40 is: 459,167.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,751.40 : 1,879,118.06 = 306,113.40 : x
  2. Step 2: Convert to fraction form
    1,252,751.40/1,879,118.06 = 306,113.40/x
  3. Step 3: Cross multiply
    1,252,751.40x = 1,879,118.06 × 306,113.40
  4. Step 4: Simplify right side
    1,252,751.40x = 575,223,218,348.00
  5. Step 5: Solve for x
    x = 575,223,218,348.00/1,252,751.40
  6. Step 6: Final answer
    x = 459,167.89

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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.