Home / 469,946.56-648,526.76-255,086.59

Finding the Fourth Proportional to 469,946.56, 648,526.76 and 255,086.59

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Solution

The fourth proportional to 469,946.56, 648,526.76 and 255,086.59 is: 352,019.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,946.56 : 648,526.76 = 255,086.59 : x
  2. Step 2: Convert to fraction form
    469,946.56/648,526.76 = 255,086.59/x
  3. Step 3: Cross multiply
    469,946.56x = 648,526.76 × 255,086.59
  4. Step 4: Simplify right side
    469,946.56x = 165,430,479,732.15
  5. Step 5: Solve for x
    x = 165,430,479,732.15/469,946.56
  6. Step 6: Final answer
    x = 352,019.77

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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.