Home / 446,478.51-669,810.04-146,977.07

Finding the Fourth Proportional to 446,478.51, 669,810.04 and 146,977.07

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Solution

The fourth proportional to 446,478.51, 669,810.04 and 146,977.07 is: 220,495.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,478.51 : 669,810.04 = 146,977.07 : x
  2. Step 2: Convert to fraction form
    446,478.51/669,810.04 = 146,977.07/x
  3. Step 3: Cross multiply
    446,478.51x = 669,810.04 × 146,977.07
  4. Step 4: Simplify right side
    446,478.51x = 98,446,713,419.29
  5. Step 5: Solve for x
    x = 98,446,713,419.29/446,478.51
  6. Step 6: Final answer
    x = 220,495.97

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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.