Home / 803,720.39-1,205,790.66-466,436.81

Finding the Fourth Proportional to 803,720.39, 1,205,790.66 and 466,436.81

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Solution

The fourth proportional to 803,720.39, 1,205,790.66 and 466,436.81 is: 699,777.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,720.39 : 1,205,790.66 = 466,436.81 : x
  2. Step 2: Convert to fraction form
    803,720.39/1,205,790.66 = 466,436.81/x
  3. Step 3: Cross multiply
    803,720.39x = 1,205,790.66 × 466,436.81
  4. Step 4: Simplify right side
    803,720.39x = 562,425,151,992.67
  5. Step 5: Solve for x
    x = 562,425,151,992.67/803,720.39
  6. Step 6: Final answer
    x = 699,777.14

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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.