Home / 330,779.00-456,461.24-187,548.72

Finding the Fourth Proportional to 330,779.00, 456,461.24 and 187,548.72

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Solution

The fourth proportional to 330,779.00, 456,461.24 and 187,548.72 is: 258,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,779.00 : 456,461.24 = 187,548.72 : x
  2. Step 2: Convert to fraction form
    330,779.00/456,461.24 = 187,548.72/x
  3. Step 3: Cross multiply
    330,779.00x = 456,461.24 × 187,548.72
  4. Step 4: Simplify right side
    330,779.00x = 85,608,720,353.87
  5. Step 5: Solve for x
    x = 85,608,720,353.87/330,779.00
  6. Step 6: Final answer
    x = 258,809.42

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1.5x scale

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.