Home / 754,602.40-1,131,877.46-214,862.08

Finding the Fourth Proportional to 754,602.40, 1,131,877.46 and 214,862.08

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Solution

The fourth proportional to 754,602.40, 1,131,877.46 and 214,862.08 is: 322,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,602.40 : 1,131,877.46 = 214,862.08 : x
  2. Step 2: Convert to fraction form
    754,602.40/1,131,877.46 = 214,862.08/x
  3. Step 3: Cross multiply
    754,602.40x = 1,131,877.46 × 214,862.08
  4. Step 4: Simplify right side
    754,602.40x = 243,197,545,360.72
  5. Step 5: Solve for x
    x = 243,197,545,360.72/754,602.40
  6. Step 6: Final answer
    x = 322,285.68

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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.