Home / 446,904.81-670,262.65-147,314.18

Finding the Fourth Proportional to 446,904.81, 670,262.65 and 147,314.18

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Solution

The fourth proportional to 446,904.81, 670,262.65 and 147,314.18 is: 220,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,904.81 : 670,262.65 = 147,314.18 : x
  2. Step 2: Convert to fraction form
    446,904.81/670,262.65 = 147,314.18/x
  3. Step 3: Cross multiply
    446,904.81x = 670,262.65 × 147,314.18
  4. Step 4: Simplify right side
    446,904.81x = 98,739,193,976.75
  5. Step 5: Solve for x
    x = 98,739,193,976.75/446,904.81
  6. Step 6: Final answer
    x = 220,940.10

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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.