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Finding the Fourth Proportional to 564,635.60, 846,175.80 and 374,555.60

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Solution

The fourth proportional to 564,635.60, 846,175.80 and 374,555.60 is: 561,317.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,635.60 : 846,175.80 = 374,555.60 : x
  2. Step 2: Convert to fraction form
    564,635.60/846,175.80 = 374,555.60/x
  3. Step 3: Cross multiply
    564,635.60x = 846,175.80 × 374,555.60
  4. Step 4: Simplify right side
    564,635.60x = 316,939,884,474.48
  5. Step 5: Solve for x
    x = 316,939,884,474.48/564,635.60
  6. Step 6: Final answer
    x = 561,317.57

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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.