Home / 1,144,421.46-1,716,274.98-396,292.50

Finding the Fourth Proportional to 1,144,421.46, 1,716,274.98 and 396,292.50

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Solution

The fourth proportional to 1,144,421.46, 1,716,274.98 and 396,292.50 is: 594,315.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,421.46 : 1,716,274.98 = 396,292.50 : x
  2. Step 2: Convert to fraction form
    1,144,421.46/1,716,274.98 = 396,292.50/x
  3. Step 3: Cross multiply
    1,144,421.46x = 1,716,274.98 × 396,292.50
  4. Step 4: Simplify right side
    1,144,421.46x = 680,146,902,511.65
  5. Step 5: Solve for x
    x = 680,146,902,511.65/1,144,421.46
  6. Step 6: Final answer
    x = 594,315.05

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Double scale
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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.