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Finding the Fourth Proportional to 295,339.18, 443,245.23 and 153,225.18

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Solution

The fourth proportional to 295,339.18, 443,245.23 and 153,225.18 is: 229,960.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,339.18 : 443,245.23 = 153,225.18 : x
  2. Step 2: Convert to fraction form
    295,339.18/443,245.23 = 153,225.18/x
  3. Step 3: Cross multiply
    295,339.18x = 443,245.23 × 153,225.18
  4. Step 4: Simplify right side
    295,339.18x = 67,916,330,896.48
  5. Step 5: Solve for x
    x = 67,916,330,896.48/295,339.18
  6. Step 6: Final answer
    x = 229,960.45

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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.