Home / 482,926.68-666,407.34-268,066.80

Finding the Fourth Proportional to 482,926.68, 666,407.34 and 268,066.80

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Solution

The fourth proportional to 482,926.68, 666,407.34 and 268,066.80 is: 369,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,926.68 : 666,407.34 = 268,066.80 : x
  2. Step 2: Convert to fraction form
    482,926.68/666,407.34 = 268,066.80/x
  3. Step 3: Cross multiply
    482,926.68x = 666,407.34 × 268,066.80
  4. Step 4: Simplify right side
    482,926.68x = 178,641,683,130.31
  5. Step 5: Solve for x
    x = 178,641,683,130.31/482,926.68
  6. Step 6: Final answer
    x = 369,914.71

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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.