Home / 673,686.32-1,010,526.64-274,232.39

Finding the Fourth Proportional to 673,686.32, 1,010,526.64 and 274,232.39

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Solution

The fourth proportional to 673,686.32, 1,010,526.64 and 274,232.39 is: 411,347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,686.32 : 1,010,526.64 = 274,232.39 : x
  2. Step 2: Convert to fraction form
    673,686.32/1,010,526.64 = 274,232.39/x
  3. Step 3: Cross multiply
    673,686.32x = 1,010,526.64 × 274,232.39
  4. Step 4: Simplify right side
    673,686.32x = 277,119,129,907.66
  5. Step 5: Solve for x
    x = 277,119,129,907.66/673,686.32
  6. Step 6: Final answer
    x = 411,347.42

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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.