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Finding the Fourth Proportional to 576,130.95, 794,941.99 and 331,068.38

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Solution

The fourth proportional to 576,130.95, 794,941.99 and 331,068.38 is: 456,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,130.95 : 794,941.99 = 331,068.38 : x
  2. Step 2: Convert to fraction form
    576,130.95/794,941.99 = 331,068.38/x
  3. Step 3: Cross multiply
    576,130.95x = 794,941.99 × 331,068.38
  4. Step 4: Simplify right side
    576,130.95x = 263,180,152,020.90
  5. Step 5: Solve for x
    x = 263,180,152,020.90/576,130.95
  6. Step 6: Final answer
    x = 456,806.13

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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.