Home / 982,885.32-1,474,326.90-309,025.53

Finding the Fourth Proportional to 982,885.32, 1,474,326.90 and 309,025.53

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Solution

The fourth proportional to 982,885.32, 1,474,326.90 and 309,025.53 is: 463,537.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,885.32 : 1,474,326.90 = 309,025.53 : x
  2. Step 2: Convert to fraction form
    982,885.32/1,474,326.90 = 309,025.53/x
  3. Step 3: Cross multiply
    982,885.32x = 1,474,326.90 × 309,025.53
  4. Step 4: Simplify right side
    982,885.32x = 455,604,651,665.76
  5. Step 5: Solve for x
    x = 455,604,651,665.76/982,885.32
  6. Step 6: Final answer
    x = 463,537.96

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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.