Home / 947,219.17-1,420,924.44-307,496.16

Finding the Fourth Proportional to 947,219.17, 1,420,924.44 and 307,496.16

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Solution

The fourth proportional to 947,219.17, 1,420,924.44 and 307,496.16 is: 461,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,219.17 : 1,420,924.44 = 307,496.16 : x
  2. Step 2: Convert to fraction form
    947,219.17/1,420,924.44 = 307,496.16/x
  3. Step 3: Cross multiply
    947,219.17x = 1,420,924.44 × 307,496.16
  4. Step 4: Simplify right side
    947,219.17x = 436,928,808,950.15
  5. Step 5: Solve for x
    x = 436,928,808,950.15/947,219.17
  6. Step 6: Final answer
    x = 461,275.30

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Double scale
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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.