Home / 684,829.60-1,027,244.40-310,852.60

Finding the Fourth Proportional to 684,829.60, 1,027,244.40 and 310,852.60

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Solution

The fourth proportional to 684,829.60, 1,027,244.40 and 310,852.60 is: 466,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,829.60 : 1,027,244.40 = 310,852.60 : x
  2. Step 2: Convert to fraction form
    684,829.60/1,027,244.40 = 310,852.60/x
  3. Step 3: Cross multiply
    684,829.60x = 1,027,244.40 × 310,852.60
  4. Step 4: Simplify right side
    684,829.60x = 319,321,592,575.44
  5. Step 5: Solve for x
    x = 319,321,592,575.44/684,829.60
  6. Step 6: Final answer
    x = 466,278.90

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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.