Home / 1,308,224.64-1,962,336.98-409,736.70

Finding the Fourth Proportional to 1,308,224.64, 1,962,336.98 and 409,736.70

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Solution

The fourth proportional to 1,308,224.64, 1,962,336.98 and 409,736.70 is: 614,605.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,224.64 : 1,962,336.98 = 409,736.70 : x
  2. Step 2: Convert to fraction form
    1,308,224.64/1,962,336.98 = 409,736.70/x
  3. Step 3: Cross multiply
    1,308,224.64x = 1,962,336.98 × 409,736.70
  4. Step 4: Simplify right side
    1,308,224.64x = 804,041,478,473.17
  5. Step 5: Solve for x
    x = 804,041,478,473.17/1,308,224.64
  6. Step 6: Final answer
    x = 614,605.06

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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.