Home / 1,303,156.50-1,954,809.14-438,244.25

Finding the Fourth Proportional to 1,303,156.50, 1,954,809.14 and 438,244.25

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Solution

The fourth proportional to 1,303,156.50, 1,954,809.14 and 438,244.25 is: 657,391.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,156.50 : 1,954,809.14 = 438,244.25 : x
  2. Step 2: Convert to fraction form
    1,303,156.50/1,954,809.14 = 438,244.25/x
  3. Step 3: Cross multiply
    1,303,156.50x = 1,954,809.14 × 438,244.25
  4. Step 4: Simplify right side
    1,303,156.50x = 856,683,853,487.18
  5. Step 5: Solve for x
    x = 856,683,853,487.18/1,303,156.50
  6. Step 6: Final answer
    x = 657,391.38

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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.