Home / 749,462.76-1,124,183.74-180,839.11

Finding the Fourth Proportional to 749,462.76, 1,124,183.74 and 180,839.11

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Solution

The fourth proportional to 749,462.76, 1,124,183.74 and 180,839.11 is: 271,256.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,462.76 : 1,124,183.74 = 180,839.11 : x
  2. Step 2: Convert to fraction form
    749,462.76/1,124,183.74 = 180,839.11/x
  3. Step 3: Cross multiply
    749,462.76x = 1,124,183.74 × 180,839.11
  4. Step 4: Simplify right side
    749,462.76x = 203,296,387,018.07
  5. Step 5: Solve for x
    x = 203,296,387,018.07/749,462.76
  6. Step 6: Final answer
    x = 271,256.16

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Double scale
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Similar ratio
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1.5x scale

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.