Home / 1,006,286.60-1,509,386.70-341,438.60

Finding the Fourth Proportional to 1,006,286.60, 1,509,386.70 and 341,438.60

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Solution

The fourth proportional to 1,006,286.60, 1,509,386.70 and 341,438.60 is: 512,143.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,286.60 : 1,509,386.70 = 341,438.60 : x
  2. Step 2: Convert to fraction form
    1,006,286.60/1,509,386.70 = 341,438.60/x
  3. Step 3: Cross multiply
    1,006,286.60x = 1,509,386.70 × 341,438.60
  4. Step 4: Simplify right side
    1,006,286.60x = 515,362,881,706.62
  5. Step 5: Solve for x
    x = 515,362,881,706.62/1,006,286.60
  6. Step 6: Final answer
    x = 512,143.24

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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.