Home / 705,710.94-1,058,564.25-284,981.82

Finding the Fourth Proportional to 705,710.94, 1,058,564.25 and 284,981.82

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Solution

The fourth proportional to 705,710.94, 1,058,564.25 and 284,981.82 is: 427,471.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,710.94 : 1,058,564.25 = 284,981.82 : x
  2. Step 2: Convert to fraction form
    705,710.94/1,058,564.25 = 284,981.82/x
  3. Step 3: Cross multiply
    705,710.94x = 1,058,564.25 × 284,981.82
  4. Step 4: Simplify right side
    705,710.94x = 301,671,566,551.94
  5. Step 5: Solve for x
    x = 301,671,566,551.94/705,710.94
  6. Step 6: Final answer
    x = 427,471.86

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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.