Home / 1,338,820.29-2,008,294.98-440,242.11

Finding the Fourth Proportional to 1,338,820.29, 2,008,294.98 and 440,242.11

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Solution

The fourth proportional to 1,338,820.29, 2,008,294.98 and 440,242.11 is: 660,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,820.29 : 2,008,294.98 = 440,242.11 : x
  2. Step 2: Convert to fraction form
    1,338,820.29/2,008,294.98 = 440,242.11/x
  3. Step 3: Cross multiply
    1,338,820.29x = 2,008,294.98 × 440,242.11
  4. Step 4: Simplify right side
    1,338,820.29x = 884,136,019,497.61
  5. Step 5: Solve for x
    x = 884,136,019,497.61/1,338,820.29
  6. Step 6: Final answer
    x = 660,384.39

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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.