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Finding the Fourth Proportional to 404,657.30, 606,985.95 and 370,540.10

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Solution

The fourth proportional to 404,657.30, 606,985.95 and 370,540.10 is: 555,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,657.30 : 606,985.95 = 370,540.10 : x
  2. Step 2: Convert to fraction form
    404,657.30/606,985.95 = 370,540.10/x
  3. Step 3: Cross multiply
    404,657.30x = 606,985.95 × 370,540.10
  4. Step 4: Simplify right side
    404,657.30x = 224,912,634,611.60
  5. Step 5: Solve for x
    x = 224,912,634,611.60/404,657.30
  6. Step 6: Final answer
    x = 555,810.15

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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.