Home / 753,947.84-1,130,922.24-354,295.36

Finding the Fourth Proportional to 753,947.84, 1,130,922.24 and 354,295.36

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Solution

The fourth proportional to 753,947.84, 1,130,922.24 and 354,295.36 is: 531,443.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,947.84 : 1,130,922.24 = 354,295.36 : x
  2. Step 2: Convert to fraction form
    753,947.84/1,130,922.24 = 354,295.36/x
  3. Step 3: Cross multiply
    753,947.84x = 1,130,922.24 × 354,295.36
  4. Step 4: Simplify right side
    753,947.84x = 400,680,502,152.81
  5. Step 5: Solve for x
    x = 400,680,502,152.81/753,947.84
  6. Step 6: Final answer
    x = 531,443.27

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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.