Home / 803,683.60-1,205,087.40-242,645.20

Finding the Fourth Proportional to 803,683.60, 1,205,087.40 and 242,645.20

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Solution

The fourth proportional to 803,683.60, 1,205,087.40 and 242,645.20 is: 363,835.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,683.60 : 1,205,087.40 = 242,645.20 : x
  2. Step 2: Convert to fraction form
    803,683.60/1,205,087.40 = 242,645.20/x
  3. Step 3: Cross multiply
    803,683.60x = 1,205,087.40 × 242,645.20
  4. Step 4: Simplify right side
    803,683.60x = 292,408,673,190.48
  5. Step 5: Solve for x
    x = 292,408,673,190.48/803,683.60
  6. Step 6: Final answer
    x = 363,835.56

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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.