Home / 729,000.20-1,093,500.30-675,856.10

Finding the Fourth Proportional to 729,000.20, 1,093,500.30 and 675,856.10

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Solution

The fourth proportional to 729,000.20, 1,093,500.30 and 675,856.10 is: 1,013,784.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,000.20 : 1,093,500.30 = 675,856.10 : x
  2. Step 2: Convert to fraction form
    729,000.20/1,093,500.30 = 675,856.10/x
  3. Step 3: Cross multiply
    729,000.20x = 1,093,500.30 × 675,856.10
  4. Step 4: Simplify right side
    729,000.20x = 739,048,848,106.83
  5. Step 5: Solve for x
    x = 739,048,848,106.83/729,000.20
  6. Step 6: Final answer
    x = 1,013,784.15

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1.5x scale

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.