Home / 976,079.60-1,463,428.20-376,809.20

Finding the Fourth Proportional to 976,079.60, 1,463,428.20 and 376,809.20

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Solution

The fourth proportional to 976,079.60, 1,463,428.20 and 376,809.20 is: 564,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,079.60 : 1,463,428.20 = 376,809.20 : x
  2. Step 2: Convert to fraction form
    976,079.60/1,463,428.20 = 376,809.20/x
  3. Step 3: Cross multiply
    976,079.60x = 1,463,428.20 × 376,809.20
  4. Step 4: Simplify right side
    976,079.60x = 551,433,209,299.44
  5. Step 5: Solve for x
    x = 551,433,209,299.44/976,079.60
  6. Step 6: Final answer
    x = 564,946.97

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Double scale
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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.