Home / 347,421.02-521,053.08-176,469.60

Finding the Fourth Proportional to 347,421.02, 521,053.08 and 176,469.60

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Solution

The fourth proportional to 347,421.02, 521,053.08 and 176,469.60 is: 264,664.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,421.02 : 521,053.08 = 176,469.60 : x
  2. Step 2: Convert to fraction form
    347,421.02/521,053.08 = 176,469.60/x
  3. Step 3: Cross multiply
    347,421.02x = 521,053.08 × 176,469.60
  4. Step 4: Simplify right side
    347,421.02x = 91,950,028,606.37
  5. Step 5: Solve for x
    x = 91,950,028,606.37/347,421.02
  6. Step 6: Final answer
    x = 264,664.55

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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.