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Finding the Fourth Proportional to 549,284.88, 757,882.44 and 334,422.48

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Solution

The fourth proportional to 549,284.88, 757,882.44 and 334,422.48 is: 461,423.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,284.88 : 757,882.44 = 334,422.48 : x
  2. Step 2: Convert to fraction form
    549,284.88/757,882.44 = 334,422.48/x
  3. Step 3: Cross multiply
    549,284.88x = 757,882.44 × 334,422.48
  4. Step 4: Simplify right side
    549,284.88x = 253,452,925,133.25
  5. Step 5: Solve for x
    x = 253,452,925,133.25/549,284.88
  6. Step 6: Final answer
    x = 461,423.45

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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.