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Finding the Fourth Proportional to 366,728.52, 550,307.22 and 153,478.62

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Solution

The fourth proportional to 366,728.52, 550,307.22 and 153,478.62 is: 230,307.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,728.52 : 550,307.22 = 153,478.62 : x
  2. Step 2: Convert to fraction form
    366,728.52/550,307.22 = 153,478.62/x
  3. Step 3: Cross multiply
    366,728.52x = 550,307.22 × 153,478.62
  4. Step 4: Simplify right side
    366,728.52x = 84,460,392,701.64
  5. Step 5: Solve for x
    x = 84,460,392,701.64/366,728.52
  6. Step 6: Final answer
    x = 230,307.67

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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.