Home / 738,905.29-1,106,355.92-383,173.34

Finding the Fourth Proportional to 738,905.29, 1,106,355.92 and 383,173.34

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Solution

The fourth proportional to 738,905.29, 1,106,355.92 and 383,173.34 is: 573,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,905.29 : 1,106,355.92 = 383,173.34 : x
  2. Step 2: Convert to fraction form
    738,905.29/1,106,355.92 = 383,173.34/x
  3. Step 3: Cross multiply
    738,905.29x = 1,106,355.92 × 383,173.34
  4. Step 4: Simplify right side
    738,905.29x = 423,926,085,647.53
  5. Step 5: Solve for x
    x = 423,926,085,647.53/738,905.29
  6. Step 6: Final answer
    x = 573,721.82

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1.5x scale

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.