Home / 733,841.46-1,012,709.70-407,160.62

Finding the Fourth Proportional to 733,841.46, 1,012,709.70 and 407,160.62

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Solution

The fourth proportional to 733,841.46, 1,012,709.70 and 407,160.62 is: 561,886.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,841.46 : 1,012,709.70 = 407,160.62 : x
  2. Step 2: Convert to fraction form
    733,841.46/1,012,709.70 = 407,160.62/x
  3. Step 3: Cross multiply
    733,841.46x = 1,012,709.70 × 407,160.62
  4. Step 4: Simplify right side
    733,841.46x = 412,335,509,332.01
  5. Step 5: Solve for x
    x = 412,335,509,332.01/733,841.46
  6. Step 6: Final answer
    x = 561,886.36

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.