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Finding the Fourth Proportional to 549,590.44, 758,545.32 and 375,625.12

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Solution

The fourth proportional to 549,590.44, 758,545.32 and 375,625.12 is: 518,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,590.44 : 758,545.32 = 375,625.12 : x
  2. Step 2: Convert to fraction form
    549,590.44/758,545.32 = 375,625.12/x
  3. Step 3: Cross multiply
    549,590.44x = 758,545.32 × 375,625.12
  4. Step 4: Simplify right side
    549,590.44x = 284,928,676,850.44
  5. Step 5: Solve for x
    x = 284,928,676,850.44/549,590.44
  6. Step 6: Final answer
    x = 518,438.20

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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.