Home / 739,060.20-1,108,590.30-619,485.98

Finding the Fourth Proportional to 739,060.20, 1,108,590.30 and 619,485.98

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Solution

The fourth proportional to 739,060.20, 1,108,590.30 and 619,485.98 is: 929,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,060.20 : 1,108,590.30 = 619,485.98 : x
  2. Step 2: Convert to fraction form
    739,060.20/1,108,590.30 = 619,485.98/x
  3. Step 3: Cross multiply
    739,060.20x = 1,108,590.30 × 619,485.98
  4. Step 4: Simplify right side
    739,060.20x = 686,756,142,871.04
  5. Step 5: Solve for x
    x = 686,756,142,871.04/739,060.20
  6. Step 6: Final answer
    x = 929,228.96

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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.