Home / 708,801.20-1,061,452.20-470,855.60

Finding the Fourth Proportional to 708,801.20, 1,061,452.20 and 470,855.60

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Solution

The fourth proportional to 708,801.20, 1,061,452.20 and 470,855.60 is: 705,121.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,801.20 : 1,061,452.20 = 470,855.60 : x
  2. Step 2: Convert to fraction form
    708,801.20/1,061,452.20 = 470,855.60/x
  3. Step 3: Cross multiply
    708,801.20x = 1,061,452.20 × 470,855.60
  4. Step 4: Simplify right side
    708,801.20x = 499,790,712,502.32
  5. Step 5: Solve for x
    x = 499,790,712,502.32/708,801.20
  6. Step 6: Final answer
    x = 705,121.14

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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.