Home / 690,671.41-1,036,714.07-570,344.98

Finding the Fourth Proportional to 690,671.41, 1,036,714.07 and 570,344.98

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Solution

The fourth proportional to 690,671.41, 1,036,714.07 and 570,344.98 is: 856,101.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,671.41 : 1,036,714.07 = 570,344.98 : x
  2. Step 2: Convert to fraction form
    690,671.41/1,036,714.07 = 570,344.98/x
  3. Step 3: Cross multiply
    690,671.41x = 1,036,714.07 × 570,344.98
  4. Step 4: Simplify right side
    690,671.41x = 591,284,665,519.87
  5. Step 5: Solve for x
    x = 591,284,665,519.87/690,671.41
  6. Step 6: Final answer
    x = 856,101.26

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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.