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Finding the Fourth Proportional to 549,753.24, 758,607.60 and 377,822.25

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Solution

The fourth proportional to 549,753.24, 758,607.60 and 377,822.25 is: 521,359.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,753.24 : 758,607.60 = 377,822.25 : x
  2. Step 2: Convert to fraction form
    549,753.24/758,607.60 = 377,822.25/x
  3. Step 3: Cross multiply
    549,753.24x = 758,607.60 × 377,822.25
  4. Step 4: Simplify right side
    549,753.24x = 286,618,830,299.10
  5. Step 5: Solve for x
    x = 286,618,830,299.10/549,753.24
  6. Step 6: Final answer
    x = 521,359.06

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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.