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Finding the Fourth Proportional to 549,924.01, 758,894.12 and 308,206.52

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Solution

The fourth proportional to 549,924.01, 758,894.12 and 308,206.52 is: 425,324.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,924.01 : 758,894.12 = 308,206.52 : x
  2. Step 2: Convert to fraction form
    549,924.01/758,894.12 = 308,206.52/x
  3. Step 3: Cross multiply
    549,924.01x = 758,894.12 × 308,206.52
  4. Step 4: Simplify right side
    549,924.01x = 233,896,114,646.94
  5. Step 5: Solve for x
    x = 233,896,114,646.94/549,924.01
  6. Step 6: Final answer
    x = 425,324.43

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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.