Home / 707,890.20-1,061,835.30-483,941.40

Finding the Fourth Proportional to 707,890.20, 1,061,835.30 and 483,941.40

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Solution

The fourth proportional to 707,890.20, 1,061,835.30 and 483,941.40 is: 725,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,890.20 : 1,061,835.30 = 483,941.40 : x
  2. Step 2: Convert to fraction form
    707,890.20/1,061,835.30 = 483,941.40/x
  3. Step 3: Cross multiply
    707,890.20x = 1,061,835.30 × 483,941.40
  4. Step 4: Simplify right side
    707,890.20x = 513,866,061,651.42
  5. Step 5: Solve for x
    x = 513,866,061,651.42/707,890.20
  6. Step 6: Final answer
    x = 725,912.10

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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.