Home / 674,426.59-1,011,639.88-374,763.85

Finding the Fourth Proportional to 674,426.59, 1,011,639.88 and 374,763.85

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Solution

The fourth proportional to 674,426.59, 1,011,639.88 and 374,763.85 is: 562,145.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,426.59 : 1,011,639.88 = 374,763.85 : x
  2. Step 2: Convert to fraction form
    674,426.59/1,011,639.88 = 374,763.85/x
  3. Step 3: Cross multiply
    674,426.59x = 1,011,639.88 × 374,763.85
  4. Step 4: Simplify right side
    674,426.59x = 379,126,054,181.69
  5. Step 5: Solve for x
    x = 379,126,054,181.69/674,426.59
  6. Step 6: Final answer
    x = 562,145.77

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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.