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Finding the Fourth Proportional to 374,491.60, 560,862.60 and 366,974.80

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Solution

The fourth proportional to 374,491.60, 560,862.60 and 366,974.80 is: 549,604.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,491.60 : 560,862.60 = 366,974.80 : x
  2. Step 2: Convert to fraction form
    374,491.60/560,862.60 = 366,974.80/x
  3. Step 3: Cross multiply
    374,491.60x = 560,862.60 × 366,974.80
  4. Step 4: Simplify right side
    374,491.60x = 205,822,440,462.48
  5. Step 5: Solve for x
    x = 205,822,440,462.48/374,491.60
  6. Step 6: Final answer
    x = 549,604.96

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1.5x scale

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.