Home / 446,027.40-669,041.10-146,554.20

Finding the Fourth Proportional to 446,027.40, 669,041.10 and 146,554.20

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Solution

The fourth proportional to 446,027.40, 669,041.10 and 146,554.20 is: 219,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,027.40 : 669,041.10 = 146,554.20 : x
  2. Step 2: Convert to fraction form
    446,027.40/669,041.10 = 146,554.20/x
  3. Step 3: Cross multiply
    446,027.40x = 669,041.10 × 146,554.20
  4. Step 4: Simplify right side
    446,027.40x = 98,050,783,177.62
  5. Step 5: Solve for x
    x = 98,050,783,177.62/446,027.40
  6. Step 6: Final answer
    x = 219,831.30

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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.