Home / 436,836.52-602,853.79-245,862.28

Finding the Fourth Proportional to 436,836.52, 602,853.79 and 245,862.28

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Solution

The fourth proportional to 436,836.52, 602,853.79 and 245,862.28 is: 339,300.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,836.52 : 602,853.79 = 245,862.28 : x
  2. Step 2: Convert to fraction form
    436,836.52/602,853.79 = 245,862.28/x
  3. Step 3: Cross multiply
    436,836.52x = 602,853.79 × 245,862.28
  4. Step 4: Simplify right side
    436,836.52x = 148,219,004,301.77
  5. Step 5: Solve for x
    x = 148,219,004,301.77/436,836.52
  6. Step 6: Final answer
    x = 339,300.86

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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.