Home / 469,946.31-648,526.41-255,086.34

Finding the Fourth Proportional to 469,946.31, 648,526.41 and 255,086.34

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Solution

The fourth proportional to 469,946.31, 648,526.41 and 255,086.34 is: 352,019.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,946.31 : 648,526.41 = 255,086.34 : x
  2. Step 2: Convert to fraction form
    469,946.31/648,526.41 = 255,086.34/x
  3. Step 3: Cross multiply
    469,946.31x = 648,526.41 × 255,086.34
  4. Step 4: Simplify right side
    469,946.31x = 165,430,228,320.24
  5. Step 5: Solve for x
    x = 165,430,228,320.24/469,946.31
  6. Step 6: Final answer
    x = 352,019.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.