Home / 705,537.60-1,058,306.40-658,298.40

Finding the Fourth Proportional to 705,537.60, 1,058,306.40 and 658,298.40

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Solution

The fourth proportional to 705,537.60, 1,058,306.40 and 658,298.40 is: 987,447.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,537.60 : 1,058,306.40 = 658,298.40 : x
  2. Step 2: Convert to fraction form
    705,537.60/1,058,306.40 = 658,298.40/x
  3. Step 3: Cross multiply
    705,537.60x = 1,058,306.40 × 658,298.40
  4. Step 4: Simplify right side
    705,537.60x = 696,681,409,829.76
  5. Step 5: Solve for x
    x = 696,681,409,829.76/705,537.60
  6. Step 6: Final answer
    x = 987,447.60

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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.