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Finding the Fourth Proportional to 576,478.15, 795,479.33 and 334,713.47

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Solution

The fourth proportional to 576,478.15, 795,479.33 and 334,713.47 is: 461,869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,478.15 : 795,479.33 = 334,713.47 : x
  2. Step 2: Convert to fraction form
    576,478.15/795,479.33 = 334,713.47/x
  3. Step 3: Cross multiply
    576,478.15x = 795,479.33 × 334,713.47
  4. Step 4: Simplify right side
    576,478.15x = 266,257,643,716.96
  5. Step 5: Solve for x
    x = 266,257,643,716.96/576,478.15
  6. Step 6: Final answer
    x = 461,869.45

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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.