Home / 903,419.88-1,246,688.10-501,049.32

Finding the Fourth Proportional to 903,419.88, 1,246,688.10 and 501,049.32

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Solution

The fourth proportional to 903,419.88, 1,246,688.10 and 501,049.32 is: 691,430.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,419.88 : 1,246,688.10 = 501,049.32 : x
  2. Step 2: Convert to fraction form
    903,419.88/1,246,688.10 = 501,049.32/x
  3. Step 3: Cross multiply
    903,419.88x = 1,246,688.10 × 501,049.32
  4. Step 4: Simplify right side
    903,419.88x = 624,652,224,757.09
  5. Step 5: Solve for x
    x = 624,652,224,757.09/903,419.88
  6. Step 6: Final answer
    x = 691,430.68

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Double scale
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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.