Home / 1,379,332.60-2,068,998.90-382,060.60

Finding the Fourth Proportional to 1,379,332.60, 2,068,998.90 and 382,060.60

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Solution

The fourth proportional to 1,379,332.60, 2,068,998.90 and 382,060.60 is: 573,090.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,332.60 : 2,068,998.90 = 382,060.60 : x
  2. Step 2: Convert to fraction form
    1,379,332.60/2,068,998.90 = 382,060.60/x
  3. Step 3: Cross multiply
    1,379,332.60x = 2,068,998.90 × 382,060.60
  4. Step 4: Simplify right side
    1,379,332.60x = 790,482,961,133.34
  5. Step 5: Solve for x
    x = 790,482,961,133.34/1,379,332.60
  6. Step 6: Final answer
    x = 573,090.90

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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.