Home / 1,006,343.92-1,509,346.39-286,635.03

Finding the Fourth Proportional to 1,006,343.92, 1,509,346.39 and 286,635.03

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Solution

The fourth proportional to 1,006,343.92, 1,509,346.39 and 286,635.03 is: 429,904.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,343.92 : 1,509,346.39 = 286,635.03 : x
  2. Step 2: Convert to fraction form
    1,006,343.92/1,509,346.39 = 286,635.03/x
  3. Step 3: Cross multiply
    1,006,343.92x = 1,509,346.39 × 286,635.03
  4. Step 4: Simplify right side
    1,006,343.92x = 432,631,541,938.85
  5. Step 5: Solve for x
    x = 432,631,541,938.85/1,006,343.92
  6. Step 6: Final answer
    x = 429,904.26

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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.