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Finding the Fourth Proportional to 365,004.80, 546,470.40 and 365,004.80

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Solution

The fourth proportional to 365,004.80, 546,470.40 and 365,004.80 is: 546,470.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,004.80 : 546,470.40 = 365,004.80 : x
  2. Step 2: Convert to fraction form
    365,004.80/546,470.40 = 365,004.80/x
  3. Step 3: Cross multiply
    365,004.80x = 546,470.40 × 365,004.80
  4. Step 4: Simplify right side
    365,004.80x = 199,464,319,057.92
  5. Step 5: Solve for x
    x = 199,464,319,057.92/365,004.80
  6. Step 6: Final answer
    x = 546,470.40

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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.