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Finding the Fourth Proportional to 549,294.66, 824,388.95 and 283,131.29

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Solution

The fourth proportional to 549,294.66, 824,388.95 and 283,131.29 is: 424,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,294.66 : 824,388.95 = 283,131.29 : x
  2. Step 2: Convert to fraction form
    549,294.66/824,388.95 = 283,131.29/x
  3. Step 3: Cross multiply
    549,294.66x = 824,388.95 × 283,131.29
  4. Step 4: Simplify right side
    549,294.66x = 233,410,309,644.05
  5. Step 5: Solve for x
    x = 233,410,309,644.05/549,294.66
  6. Step 6: Final answer
    x = 424,927.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.