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Finding the Fourth Proportional to 374,468.60, 560,828.10 and 366,951.80

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Solution

The fourth proportional to 374,468.60, 560,828.10 and 366,951.80 is: 549,570.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,468.60 : 560,828.10 = 366,951.80 : x
  2. Step 2: Convert to fraction form
    374,468.60/560,828.10 = 366,951.80/x
  3. Step 3: Cross multiply
    374,468.60x = 560,828.10 × 366,951.80
  4. Step 4: Simplify right side
    374,468.60x = 205,796,880,785.58
  5. Step 5: Solve for x
    x = 205,796,880,785.58/374,468.60
  6. Step 6: Final answer
    x = 549,570.46

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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.