Home / 1,338,810.53-2,008,280.34-440,232.35

Finding the Fourth Proportional to 1,338,810.53, 2,008,280.34 and 440,232.35

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Solution

The fourth proportional to 1,338,810.53, 2,008,280.34 and 440,232.35 is: 660,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,810.53 : 2,008,280.34 = 440,232.35 : x
  2. Step 2: Convert to fraction form
    1,338,810.53/2,008,280.34 = 440,232.35/x
  3. Step 3: Cross multiply
    1,338,810.53x = 2,008,280.34 × 440,232.35
  4. Step 4: Simplify right side
    1,338,810.53x = 884,109,963,495.60
  5. Step 5: Solve for x
    x = 884,109,963,495.60/1,338,810.53
  6. Step 6: Final answer
    x = 660,369.74

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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.