Home / 743,262.60-1,109,277.24-671,518.20

Finding the Fourth Proportional to 743,262.60, 1,109,277.24 and 671,518.20

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Solution

The fourth proportional to 743,262.60, 1,109,277.24 and 671,518.20 is: 1,002,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,262.60 : 1,109,277.24 = 671,518.20 : x
  2. Step 2: Convert to fraction form
    743,262.60/1,109,277.24 = 671,518.20/x
  3. Step 3: Cross multiply
    743,262.60x = 1,109,277.24 × 671,518.20
  4. Step 4: Simplify right side
    743,262.60x = 744,899,855,505.77
  5. Step 5: Solve for x
    x = 744,899,855,505.77/743,262.60
  6. Step 6: Final answer
    x = 1,002,202.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.