Home / 1,323,475.14-1,985,212.90-326,203.14

Finding the Fourth Proportional to 1,323,475.14, 1,985,212.90 and 326,203.14

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Solution

The fourth proportional to 1,323,475.14, 1,985,212.90 and 326,203.14 is: 489,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,475.14 : 1,985,212.90 = 326,203.14 : x
  2. Step 2: Convert to fraction form
    1,323,475.14/1,985,212.90 = 326,203.14/x
  3. Step 3: Cross multiply
    1,323,475.14x = 1,985,212.90 × 326,203.14
  4. Step 4: Simplify right side
    1,323,475.14x = 647,582,681,548.51
  5. Step 5: Solve for x
    x = 647,582,681,548.51/1,323,475.14
  6. Step 6: Final answer
    x = 489,304.76

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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.