Home / 607,784.33-911,834.10-323,240.91

Finding the Fourth Proportional to 607,784.33, 911,834.10 and 323,240.91

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Solution

The fourth proportional to 607,784.33, 911,834.10 and 323,240.91 is: 484,945.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,784.33 : 911,834.10 = 323,240.91 : x
  2. Step 2: Convert to fraction form
    607,784.33/911,834.10 = 323,240.91/x
  3. Step 3: Cross multiply
    607,784.33x = 911,834.10 × 323,240.91
  4. Step 4: Simplify right side
    607,784.33x = 294,742,084,253.03
  5. Step 5: Solve for x
    x = 294,742,084,253.03/607,784.33
  6. Step 6: Final answer
    x = 484,945.19

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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.