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Finding the Fourth Proportional to 548,633.60, 822,950.40 and 460,060.10

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Solution

The fourth proportional to 548,633.60, 822,950.40 and 460,060.10 is: 690,090.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,633.60 : 822,950.40 = 460,060.10 : x
  2. Step 2: Convert to fraction form
    548,633.60/822,950.40 = 460,060.10/x
  3. Step 3: Cross multiply
    548,633.60x = 822,950.40 × 460,060.10
  4. Step 4: Simplify right side
    548,633.60x = 378,606,643,319.04
  5. Step 5: Solve for x
    x = 378,606,643,319.04/548,633.60
  6. Step 6: Final answer
    x = 690,090.15

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Similar ratio
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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.