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Finding the Fourth Proportional to 478,506.30, 717,586.65 and 241,770.30

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Solution

The fourth proportional to 478,506.30, 717,586.65 and 241,770.30 is: 362,568.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,506.30 : 717,586.65 = 241,770.30 : x
  2. Step 2: Convert to fraction form
    478,506.30/717,586.65 = 241,770.30/x
  3. Step 3: Cross multiply
    478,506.30x = 717,586.65 × 241,770.30
  4. Step 4: Simplify right side
    478,506.30x = 173,491,139,646.50
  5. Step 5: Solve for x
    x = 173,491,139,646.50/478,506.30
  6. Step 6: Final answer
    x = 362,568.14

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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.