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Finding the Fourth Proportional to 576,938.96, 796,123.08 and 322,254.80

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Solution

The fourth proportional to 576,938.96, 796,123.08 and 322,254.80 is: 444,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,938.96 : 796,123.08 = 322,254.80 : x
  2. Step 2: Convert to fraction form
    576,938.96/796,123.08 = 322,254.80/x
  3. Step 3: Cross multiply
    576,938.96x = 796,123.08 × 322,254.80
  4. Step 4: Simplify right side
    576,938.96x = 256,554,483,920.78
  5. Step 5: Solve for x
    x = 256,554,483,920.78/576,938.96
  6. Step 6: Final answer
    x = 444,682.20

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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.