Home / 889,522.56-1,226,321.01-562,672.98

Finding the Fourth Proportional to 889,522.56, 1,226,321.01 and 562,672.98

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Solution

The fourth proportional to 889,522.56, 1,226,321.01 and 562,672.98 is: 775,716.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,522.56 : 1,226,321.01 = 562,672.98 : x
  2. Step 2: Convert to fraction form
    889,522.56/1,226,321.01 = 562,672.98/x
  3. Step 3: Cross multiply
    889,522.56x = 1,226,321.01 × 562,672.98
  4. Step 4: Simplify right side
    889,522.56x = 690,017,697,133.31
  5. Step 5: Solve for x
    x = 690,017,697,133.31/889,522.56
  6. Step 6: Final answer
    x = 775,716.92

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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.