Home / 673,841.76-1,010,723.76-407,530.77

Finding the Fourth Proportional to 673,841.76, 1,010,723.76 and 407,530.77

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Solution

The fourth proportional to 673,841.76, 1,010,723.76 and 407,530.77 is: 611,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,841.76 : 1,010,723.76 = 407,530.77 : x
  2. Step 2: Convert to fraction form
    673,841.76/1,010,723.76 = 407,530.77/x
  3. Step 3: Cross multiply
    673,841.76x = 1,010,723.76 × 407,530.77
  4. Step 4: Simplify right side
    673,841.76x = 411,901,032,170.10
  5. Step 5: Solve for x
    x = 411,901,032,170.10/673,841.76
  6. Step 6: Final answer
    x = 611,272.64

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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.