Home / 957,682.10-1,436,523.15-424,637.30

Finding the Fourth Proportional to 957,682.10, 1,436,523.15 and 424,637.30

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Solution

The fourth proportional to 957,682.10, 1,436,523.15 and 424,637.30 is: 636,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,682.10 : 1,436,523.15 = 424,637.30 : x
  2. Step 2: Convert to fraction form
    957,682.10/1,436,523.15 = 424,637.30/x
  3. Step 3: Cross multiply
    957,682.10x = 1,436,523.15 × 424,637.30
  4. Step 4: Simplify right side
    957,682.10x = 610,001,311,803.50
  5. Step 5: Solve for x
    x = 610,001,311,803.50/957,682.10
  6. Step 6: Final answer
    x = 636,955.95

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Double scale
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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.