Home / 998,762.40-1,495,033.20-576,784.80

Finding the Fourth Proportional to 998,762.40, 1,495,033.20 and 576,784.80

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Solution

The fourth proportional to 998,762.40, 1,495,033.20 and 576,784.80 is: 863,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,762.40 : 1,495,033.20 = 576,784.80 : x
  2. Step 2: Convert to fraction form
    998,762.40/1,495,033.20 = 576,784.80/x
  3. Step 3: Cross multiply
    998,762.40x = 1,495,033.20 × 576,784.80
  4. Step 4: Simplify right side
    998,762.40x = 862,312,425,255.36
  5. Step 5: Solve for x
    x = 862,312,425,255.36/998,762.40
  6. Step 6: Final answer
    x = 863,380.95

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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.