Home / 909,877.43-1,364,991.04-348,868.19

Finding the Fourth Proportional to 909,877.43, 1,364,991.04 and 348,868.19

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Solution

The fourth proportional to 909,877.43, 1,364,991.04 and 348,868.19 is: 523,369.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,877.43 : 1,364,991.04 = 348,868.19 : x
  2. Step 2: Convert to fraction form
    909,877.43/1,364,991.04 = 348,868.19/x
  3. Step 3: Cross multiply
    909,877.43x = 1,364,991.04 × 348,868.19
  4. Step 4: Simplify right side
    909,877.43x = 476,201,953,491.02
  5. Step 5: Solve for x
    x = 476,201,953,491.02/909,877.43
  6. Step 6: Final answer
    x = 523,369.34

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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.