Home / 1,068,829.05-1,602,865.41-310,512.75

Finding the Fourth Proportional to 1,068,829.05, 1,602,865.41 and 310,512.75

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Solution

The fourth proportional to 1,068,829.05, 1,602,865.41 and 310,512.75 is: 465,659.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,829.05 : 1,602,865.41 = 310,512.75 : x
  2. Step 2: Convert to fraction form
    1,068,829.05/1,602,865.41 = 310,512.75/x
  3. Step 3: Cross multiply
    1,068,829.05x = 1,602,865.41 × 310,512.75
  4. Step 4: Simplify right side
    1,068,829.05x = 497,710,146,338.98
  5. Step 5: Solve for x
    x = 497,710,146,338.98/1,068,829.05
  6. Step 6: Final answer
    x = 465,659.26

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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.