Home / 781,292.63-1,172,055.95-282,773.27

Finding the Fourth Proportional to 781,292.63, 1,172,055.95 and 282,773.27

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Solution

The fourth proportional to 781,292.63, 1,172,055.95 and 282,773.27 is: 424,202.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,292.63 : 1,172,055.95 = 282,773.27 : x
  2. Step 2: Convert to fraction form
    781,292.63/1,172,055.95 = 282,773.27/x
  3. Step 3: Cross multiply
    781,292.63x = 1,172,055.95 × 282,773.27
  4. Step 4: Simplify right side
    781,292.63x = 331,426,086,330.31
  5. Step 5: Solve for x
    x = 331,426,086,330.31/781,292.63
  6. Step 6: Final answer
    x = 424,202.25

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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.