Home / 673,729.10-1,010,710.40-274,587.02

Finding the Fourth Proportional to 673,729.10, 1,010,710.40 and 274,587.02

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Solution

The fourth proportional to 673,729.10, 1,010,710.40 and 274,587.02 is: 411,928.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,729.10 : 1,010,710.40 = 274,587.02 : x
  2. Step 2: Convert to fraction form
    673,729.10/1,010,710.40 = 274,587.02/x
  3. Step 3: Cross multiply
    673,729.10x = 1,010,710.40 × 274,587.02
  4. Step 4: Simplify right side
    673,729.10x = 277,527,956,819.01
  5. Step 5: Solve for x
    x = 277,527,956,819.01/673,729.10
  6. Step 6: Final answer
    x = 411,928.11

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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.