Home / 757,942.77-1,136,532.79-252,323.40

Finding the Fourth Proportional to 757,942.77, 1,136,532.79 and 252,323.40

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Solution

The fourth proportional to 757,942.77, 1,136,532.79 and 252,323.40 is: 378,358.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,942.77 : 1,136,532.79 = 252,323.40 : x
  2. Step 2: Convert to fraction form
    757,942.77/1,136,532.79 = 252,323.40/x
  3. Step 3: Cross multiply
    757,942.77x = 1,136,532.79 × 252,323.40
  4. Step 4: Simplify right side
    757,942.77x = 286,773,817,784.29
  5. Step 5: Solve for x
    x = 286,773,817,784.29/757,942.77
  6. Step 6: Final answer
    x = 378,358.14

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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.