Home / 727,349.82-1,003,262.10-454,944.96

Finding the Fourth Proportional to 727,349.82, 1,003,262.10 and 454,944.96

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Solution

The fourth proportional to 727,349.82, 1,003,262.10 and 454,944.96 is: 627,523.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,349.82 : 1,003,262.10 = 454,944.96 : x
  2. Step 2: Convert to fraction form
    727,349.82/1,003,262.10 = 454,944.96/x
  3. Step 3: Cross multiply
    727,349.82x = 1,003,262.10 × 454,944.96
  4. Step 4: Simplify right side
    727,349.82x = 456,429,035,954.02
  5. Step 5: Solve for x
    x = 456,429,035,954.02/727,349.82
  6. Step 6: Final answer
    x = 627,523.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.