Home / 879,254.40-1,318,881.60-737,536.80

Finding the Fourth Proportional to 879,254.40, 1,318,881.60 and 737,536.80

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Solution

The fourth proportional to 879,254.40, 1,318,881.60 and 737,536.80 is: 1,106,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,254.40 : 1,318,881.60 = 737,536.80 : x
  2. Step 2: Convert to fraction form
    879,254.40/1,318,881.60 = 737,536.80/x
  3. Step 3: Cross multiply
    879,254.40x = 1,318,881.60 × 737,536.80
  4. Step 4: Simplify right side
    879,254.40x = 972,723,714,842.88
  5. Step 5: Solve for x
    x = 972,723,714,842.88/879,254.40
  6. Step 6: Final answer
    x = 1,106,305.20

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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.