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Finding the Fourth Proportional to 533,049.54, 735,609.66 and 291,335.04

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Solution

The fourth proportional to 533,049.54, 735,609.66 and 291,335.04 is: 402,043.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,049.54 : 735,609.66 = 291,335.04 : x
  2. Step 2: Convert to fraction form
    533,049.54/735,609.66 = 291,335.04/x
  3. Step 3: Cross multiply
    533,049.54x = 735,609.66 × 291,335.04
  4. Step 4: Simplify right side
    533,049.54x = 214,308,869,720.49
  5. Step 5: Solve for x
    x = 214,308,869,720.49/533,049.54
  6. Step 6: Final answer
    x = 402,043.06

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1.5x scale

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.