Home / 584,730.20-877,095.30-443,012.60

Finding the Fourth Proportional to 584,730.20, 877,095.30 and 443,012.60

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Solution

The fourth proportional to 584,730.20, 877,095.30 and 443,012.60 is: 664,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,730.20 : 877,095.30 = 443,012.60 : x
  2. Step 2: Convert to fraction form
    584,730.20/877,095.30 = 443,012.60/x
  3. Step 3: Cross multiply
    584,730.20x = 877,095.30 × 443,012.60
  4. Step 4: Simplify right side
    584,730.20x = 388,564,269,300.78
  5. Step 5: Solve for x
    x = 388,564,269,300.78/584,730.20
  6. Step 6: Final answer
    x = 664,518.90

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Similar ratio
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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.