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Finding the Fourth Proportional to 549,519.84, 758,597.09 and 368,350.13

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Solution

The fourth proportional to 549,519.84, 758,597.09 and 368,350.13 is: 508,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,519.84 : 758,597.09 = 368,350.13 : x
  2. Step 2: Convert to fraction form
    549,519.84/758,597.09 = 368,350.13/x
  3. Step 3: Cross multiply
    549,519.84x = 758,597.09 × 368,350.13
  4. Step 4: Simplify right side
    549,519.84x = 279,429,336,719.12
  5. Step 5: Solve for x
    x = 279,429,336,719.12/549,519.84
  6. Step 6: Final answer
    x = 508,497.27

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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.