Home / 1,141,497.36-1,712,116.44-300,114.72

Finding the Fourth Proportional to 1,141,497.36, 1,712,116.44 and 300,114.72

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Solution

The fourth proportional to 1,141,497.36, 1,712,116.44 and 300,114.72 is: 450,138.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,497.36 : 1,712,116.44 = 300,114.72 : x
  2. Step 2: Convert to fraction form
    1,141,497.36/1,712,116.44 = 300,114.72/x
  3. Step 3: Cross multiply
    1,141,497.36x = 1,712,116.44 × 300,114.72
  4. Step 4: Simplify right side
    1,141,497.36x = 513,831,345,998.00
  5. Step 5: Solve for x
    x = 513,831,345,998.00/1,141,497.36
  6. Step 6: Final answer
    x = 450,138.01

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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.