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Finding the Fourth Proportional to 364,205.80, 546,308.70 and 187,058.80

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Solution

The fourth proportional to 364,205.80, 546,308.70 and 187,058.80 is: 280,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,205.80 : 546,308.70 = 187,058.80 : x
  2. Step 2: Convert to fraction form
    364,205.80/546,308.70 = 187,058.80/x
  3. Step 3: Cross multiply
    364,205.80x = 546,308.70 × 187,058.80
  4. Step 4: Simplify right side
    364,205.80x = 102,191,849,851.56
  5. Step 5: Solve for x
    x = 102,191,849,851.56/364,205.80
  6. Step 6: Final answer
    x = 280,588.20

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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.