Home / 544,515.40-816,799.83-145,159.75

Finding the Fourth Proportional to 544,515.40, 816,799.83 and 145,159.75

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Solution

The fourth proportional to 544,515.40, 816,799.83 and 145,159.75 is: 217,746.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,515.40 : 816,799.83 = 145,159.75 : x
  2. Step 2: Convert to fraction form
    544,515.40/816,799.83 = 145,159.75/x
  3. Step 3: Cross multiply
    544,515.40x = 816,799.83 × 145,159.75
  4. Step 4: Simplify right side
    544,515.40x = 118,566,459,122.84
  5. Step 5: Solve for x
    x = 118,566,459,122.84/544,515.40
  6. Step 6: Final answer
    x = 217,746.75

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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.