Home / 1,005,340.33-1,508,502.44-472,915.09

Finding the Fourth Proportional to 1,005,340.33, 1,508,502.44 and 472,915.09

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Solution

The fourth proportional to 1,005,340.33, 1,508,502.44 and 472,915.09 is: 709,604.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,340.33 : 1,508,502.44 = 472,915.09 : x
  2. Step 2: Convert to fraction form
    1,005,340.33/1,508,502.44 = 472,915.09/x
  3. Step 3: Cross multiply
    1,005,340.33x = 1,508,502.44 × 472,915.09
  4. Step 4: Simplify right side
    1,005,340.33x = 713,393,567,177.82
  5. Step 5: Solve for x
    x = 713,393,567,177.82/1,005,340.33
  6. Step 6: Final answer
    x = 709,604.05

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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.