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Finding the Fourth Proportional to 502,027.89, 692,790.62 and 275,673.39

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Solution

The fourth proportional to 502,027.89, 692,790.62 and 275,673.39 is: 380,424.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,027.89 : 692,790.62 = 275,673.39 : x
  2. Step 2: Convert to fraction form
    502,027.89/692,790.62 = 275,673.39/x
  3. Step 3: Cross multiply
    502,027.89x = 692,790.62 × 275,673.39
  4. Step 4: Simplify right side
    502,027.89x = 190,983,937,397.24
  5. Step 5: Solve for x
    x = 190,983,937,397.24/502,027.89
  6. Step 6: Final answer
    x = 380,424.95

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1.5x scale

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.