Home / 733,560.25-1,012,315.89-427,847.71

Finding the Fourth Proportional to 733,560.25, 1,012,315.89 and 427,847.71

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Solution

The fourth proportional to 733,560.25, 1,012,315.89 and 427,847.71 is: 590,431.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,560.25 : 1,012,315.89 = 427,847.71 : x
  2. Step 2: Convert to fraction form
    733,560.25/1,012,315.89 = 427,847.71/x
  3. Step 3: Cross multiply
    733,560.25x = 1,012,315.89 × 427,847.71
  4. Step 4: Simplify right side
    733,560.25x = 433,117,035,333.11
  5. Step 5: Solve for x
    x = 433,117,035,333.11/733,560.25
  6. Step 6: Final answer
    x = 590,431.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.