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Finding the Fourth Proportional to 237,328.40, 355,992.60 and 148,854.80

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Solution

The fourth proportional to 237,328.40, 355,992.60 and 148,854.80 is: 223,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,328.40 : 355,992.60 = 148,854.80 : x
  2. Step 2: Convert to fraction form
    237,328.40/355,992.60 = 148,854.80/x
  3. Step 3: Cross multiply
    237,328.40x = 355,992.60 × 148,854.80
  4. Step 4: Simplify right side
    237,328.40x = 52,991,207,274.48
  5. Step 5: Solve for x
    x = 52,991,207,274.48/237,328.40
  6. Step 6: Final answer
    x = 223,282.20

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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.