Home / 1,403,594.24-2,105,371.80-338,627.30

Finding the Fourth Proportional to 1,403,594.24, 2,105,371.80 and 338,627.30

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Solution

The fourth proportional to 1,403,594.24, 2,105,371.80 and 338,627.30 is: 507,936.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,594.24 : 2,105,371.80 = 338,627.30 : x
  2. Step 2: Convert to fraction form
    1,403,594.24/2,105,371.80 = 338,627.30/x
  3. Step 3: Cross multiply
    1,403,594.24x = 2,105,371.80 × 338,627.30
  4. Step 4: Simplify right side
    1,403,594.24x = 712,936,368,130.14
  5. Step 5: Solve for x
    x = 712,936,368,130.14/1,403,594.24
  6. Step 6: Final answer
    x = 507,936.23

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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.