Home / 945,786.64-1,305,214.32-537,947.14

Finding the Fourth Proportional to 945,786.64, 1,305,214.32 and 537,947.14

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Solution

The fourth proportional to 945,786.64, 1,305,214.32 and 537,947.14 is: 742,383.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,786.64 : 1,305,214.32 = 537,947.14 : x
  2. Step 2: Convert to fraction form
    945,786.64/1,305,214.32 = 537,947.14/x
  3. Step 3: Cross multiply
    945,786.64x = 1,305,214.32 × 537,947.14
  4. Step 4: Simplify right side
    945,786.64x = 702,136,303,956.78
  5. Step 5: Solve for x
    x = 702,136,303,956.78/945,786.64
  6. Step 6: Final answer
    x = 742,383.40

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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.