Home / 298,032.30-447,048.45-111,005.10

Finding the Fourth Proportional to 298,032.30, 447,048.45 and 111,005.10

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Solution

The fourth proportional to 298,032.30, 447,048.45 and 111,005.10 is: 166,507.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,032.30 : 447,048.45 = 111,005.10 : x
  2. Step 2: Convert to fraction form
    298,032.30/447,048.45 = 111,005.10/x
  3. Step 3: Cross multiply
    298,032.30x = 447,048.45 × 111,005.10
  4. Step 4: Simplify right side
    298,032.30x = 49,624,657,897.10
  5. Step 5: Solve for x
    x = 49,624,657,897.10/298,032.30
  6. Step 6: Final answer
    x = 166,507.65

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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.