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Finding the Fourth Proportional to 570,714.22, 787,206.39 and 367,022.66

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Solution

The fourth proportional to 570,714.22, 787,206.39 and 367,022.66 is: 506,247.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,714.22 : 787,206.39 = 367,022.66 : x
  2. Step 2: Convert to fraction form
    570,714.22/787,206.39 = 367,022.66/x
  3. Step 3: Cross multiply
    570,714.22x = 787,206.39 × 367,022.66
  4. Step 4: Simplify right side
    570,714.22x = 288,922,583,226.80
  5. Step 5: Solve for x
    x = 288,922,583,226.80/570,714.22
  6. Step 6: Final answer
    x = 506,247.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.