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Finding the Fourth Proportional to 425,163.02, 586,751.58 and 234,176.36

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Solution

The fourth proportional to 425,163.02, 586,751.58 and 234,176.36 is: 323,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,163.02 : 586,751.58 = 234,176.36 : x
  2. Step 2: Convert to fraction form
    425,163.02/586,751.58 = 234,176.36/x
  3. Step 3: Cross multiply
    425,163.02x = 586,751.58 × 234,176.36
  4. Step 4: Simplify right side
    425,163.02x = 137,403,349,228.65
  5. Step 5: Solve for x
    x = 137,403,349,228.65/425,163.02
  6. Step 6: Final answer
    x = 323,178.03

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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.