Home / 549,046-823,544.34-149,686.48

Finding the Fourth Proportional to 549,046, 823,544.34 and 149,686.48

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Solution

The fourth proportional to 549,046, 823,544.34 and 149,686.48 is: 224,523.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,046 : 823,544.34 = 149,686.48 : x
  2. Step 2: Convert to fraction form
    549,046/823,544.34 = 149,686.48/x
  3. Step 3: Cross multiply
    549,046x = 823,544.34 × 149,686.48
  4. Step 4: Simplify right side
    549,046x = 123,273,453,378.52
  5. Step 5: Solve for x
    x = 123,273,453,378.52/549,046
  6. Step 6: Final answer
    x = 224,523.00

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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.