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Finding the Fourth Proportional to 324,007.10, 485,354.55 and 183,601.70

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Solution

The fourth proportional to 324,007.10, 485,354.55 and 183,601.70 is: 275,030.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,007.10 : 485,354.55 = 183,601.70 : x
  2. Step 2: Convert to fraction form
    324,007.10/485,354.55 = 183,601.70/x
  3. Step 3: Cross multiply
    324,007.10x = 485,354.55 × 183,601.70
  4. Step 4: Simplify right side
    324,007.10x = 89,111,920,482.74
  5. Step 5: Solve for x
    x = 89,111,920,482.74/324,007.10
  6. Step 6: Final answer
    x = 275,030.76

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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.