Home / 806,875.50-1,210,472.97-230,503.76

Finding the Fourth Proportional to 806,875.50, 1,210,472.97 and 230,503.76

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Solution

The fourth proportional to 806,875.50, 1,210,472.97 and 230,503.76 is: 345,801.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,875.50 : 1,210,472.97 = 230,503.76 : x
  2. Step 2: Convert to fraction form
    806,875.50/1,210,472.97 = 230,503.76/x
  3. Step 3: Cross multiply
    806,875.50x = 1,210,472.97 × 230,503.76
  4. Step 4: Simplify right side
    806,875.50x = 279,018,564,046.61
  5. Step 5: Solve for x
    x = 279,018,564,046.61/806,875.50
  6. Step 6: Final answer
    x = 345,801.26

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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.