Home / 903,285.54-1,355,673.71-454,134.06

Finding the Fourth Proportional to 903,285.54, 1,355,673.71 and 454,134.06

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Solution

The fourth proportional to 903,285.54, 1,355,673.71 and 454,134.06 is: 681,575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,285.54 : 1,355,673.71 = 454,134.06 : x
  2. Step 2: Convert to fraction form
    903,285.54/1,355,673.71 = 454,134.06/x
  3. Step 3: Cross multiply
    903,285.54x = 1,355,673.71 × 454,134.06
  4. Step 4: Simplify right side
    903,285.54x = 615,657,607,092.90
  5. Step 5: Solve for x
    x = 615,657,607,092.90/903,285.54
  6. Step 6: Final answer
    x = 681,575.85

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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.