Home / 749,364.60-1,124,046.90-243,973.20

Finding the Fourth Proportional to 749,364.60, 1,124,046.90 and 243,973.20

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Solution

The fourth proportional to 749,364.60, 1,124,046.90 and 243,973.20 is: 365,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,364.60 : 1,124,046.90 = 243,973.20 : x
  2. Step 2: Convert to fraction form
    749,364.60/1,124,046.90 = 243,973.20/x
  3. Step 3: Cross multiply
    749,364.60x = 1,124,046.90 × 243,973.20
  4. Step 4: Simplify right side
    749,364.60x = 274,237,319,143.08
  5. Step 5: Solve for x
    x = 274,237,319,143.08/749,364.60
  6. Step 6: Final answer
    x = 365,959.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.