Home / 948,787.84-1,309,385.28-546,509.44

Finding the Fourth Proportional to 948,787.84, 1,309,385.28 and 546,509.44

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Solution

The fourth proportional to 948,787.84, 1,309,385.28 and 546,509.44 is: 754,216.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,787.84 : 1,309,385.28 = 546,509.44 : x
  2. Step 2: Convert to fraction form
    948,787.84/1,309,385.28 = 546,509.44/x
  3. Step 3: Cross multiply
    948,787.84x = 1,309,385.28 × 546,509.44
  4. Step 4: Simplify right side
    948,787.84x = 715,591,416,117.04
  5. Step 5: Solve for x
    x = 715,591,416,117.04/948,787.84
  6. Step 6: Final answer
    x = 754,216.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.