Home / 971,566.80-1,457,350.20-768,613.20

Finding the Fourth Proportional to 971,566.80, 1,457,350.20 and 768,613.20

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Solution

The fourth proportional to 971,566.80, 1,457,350.20 and 768,613.20 is: 1,152,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,566.80 : 1,457,350.20 = 768,613.20 : x
  2. Step 2: Convert to fraction form
    971,566.80/1,457,350.20 = 768,613.20/x
  3. Step 3: Cross multiply
    971,566.80x = 1,457,350.20 × 768,613.20
  4. Step 4: Simplify right side
    971,566.80x = 1,120,138,600,742.64
  5. Step 5: Solve for x
    x = 1,120,138,600,742.64/971,566.80
  6. Step 6: Final answer
    x = 1,152,919.80

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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.