Home / 798,559.47-1,102,006.43-435,983.31

Finding the Fourth Proportional to 798,559.47, 1,102,006.43 and 435,983.31

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Solution

The fourth proportional to 798,559.47, 1,102,006.43 and 435,983.31 is: 601,653.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,559.47 : 1,102,006.43 = 435,983.31 : x
  2. Step 2: Convert to fraction form
    798,559.47/1,102,006.43 = 435,983.31/x
  3. Step 3: Cross multiply
    798,559.47x = 1,102,006.43 × 435,983.31
  4. Step 4: Simplify right side
    798,559.47x = 480,456,408,812.77
  5. Step 5: Solve for x
    x = 480,456,408,812.77/798,559.47
  6. Step 6: Final answer
    x = 601,653.89

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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.