Home / 829,946.80-1,244,920.20-546,511.60

Finding the Fourth Proportional to 829,946.80, 1,244,920.20 and 546,511.60

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Solution

The fourth proportional to 829,946.80, 1,244,920.20 and 546,511.60 is: 819,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,946.80 : 1,244,920.20 = 546,511.60 : x
  2. Step 2: Convert to fraction form
    829,946.80/1,244,920.20 = 546,511.60/x
  3. Step 3: Cross multiply
    829,946.80x = 1,244,920.20 × 546,511.60
  4. Step 4: Simplify right side
    829,946.80x = 680,363,330,374.32
  5. Step 5: Solve for x
    x = 680,363,330,374.32/829,946.80
  6. Step 6: Final answer
    x = 819,767.40

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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.