Home / 709,874.74-1,061,577.87-530,086.42

Finding the Fourth Proportional to 709,874.74, 1,061,577.87 and 530,086.42

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Solution

The fourth proportional to 709,874.74, 1,061,577.87 and 530,086.42 is: 792,714.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,874.74 : 1,061,577.87 = 530,086.42 : x
  2. Step 2: Convert to fraction form
    709,874.74/1,061,577.87 = 530,086.42/x
  3. Step 3: Cross multiply
    709,874.74x = 1,061,577.87 × 530,086.42
  4. Step 4: Simplify right side
    709,874.74x = 562,728,012,659.53
  5. Step 5: Solve for x
    x = 562,728,012,659.53/709,874.74
  6. Step 6: Final answer
    x = 792,714.52

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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.