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Finding the Fourth Proportional to 549,592.73, 758,808.22 and 343,175.47

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Solution

The fourth proportional to 549,592.73, 758,808.22 and 343,175.47 is: 473,813.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,592.73 : 758,808.22 = 343,175.47 : x
  2. Step 2: Convert to fraction form
    549,592.73/758,808.22 = 343,175.47/x
  3. Step 3: Cross multiply
    549,592.73x = 758,808.22 × 343,175.47
  4. Step 4: Simplify right side
    549,592.73x = 260,404,367,538.36
  5. Step 5: Solve for x
    x = 260,404,367,538.36/549,592.73
  6. Step 6: Final answer
    x = 473,813.34

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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.