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Finding the Fourth Proportional to 549,601.60, 824,661.60 and 409,633.60

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Solution

The fourth proportional to 549,601.60, 824,661.60 and 409,633.60 is: 614,643.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,601.60 : 824,661.60 = 409,633.60 : x
  2. Step 2: Convert to fraction form
    549,601.60/824,661.60 = 409,633.60/x
  3. Step 3: Cross multiply
    549,601.60x = 824,661.60 × 409,633.60
  4. Step 4: Simplify right side
    549,601.60x = 337,809,099,989.76
  5. Step 5: Solve for x
    x = 337,809,099,989.76/549,601.60
  6. Step 6: Final answer
    x = 614,643.59

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1.5x scale

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.