Home / 718,319.20-1,076,166.60-584,474.80

Finding the Fourth Proportional to 718,319.20, 1,076,166.60 and 584,474.80

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Solution

The fourth proportional to 718,319.20, 1,076,166.60 and 584,474.80 is: 875,644.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,319.20 : 1,076,166.60 = 584,474.80 : x
  2. Step 2: Convert to fraction form
    718,319.20/1,076,166.60 = 584,474.80/x
  3. Step 3: Cross multiply
    718,319.20x = 1,076,166.60 × 584,474.80
  4. Step 4: Simplify right side
    718,319.20x = 628,992,258,301.68
  5. Step 5: Solve for x
    x = 628,992,258,301.68/718,319.20
  6. Step 6: Final answer
    x = 875,644.50

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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.