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Finding the Fourth Proportional to 502,050, 692,833.86 and 275,700.36

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Solution

The fourth proportional to 502,050, 692,833.86 and 275,700.36 is: 380,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,050 : 692,833.86 = 275,700.36 : x
  2. Step 2: Convert to fraction form
    502,050/692,833.86 = 275,700.36/x
  3. Step 3: Cross multiply
    502,050x = 692,833.86 × 275,700.36
  4. Step 4: Simplify right side
    502,050x = 191,014,544,622.19
  5. Step 5: Solve for x
    x = 191,014,544,622.19/502,050
  6. Step 6: Final answer
    x = 380,469.17

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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.