Home / 889,462.98-1,227,436.16-496,999.08

Finding the Fourth Proportional to 889,462.98, 1,227,436.16 and 496,999.08

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Solution

The fourth proportional to 889,462.98, 1,227,436.16 and 496,999.08 is: 685,846.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,462.98 : 1,227,436.16 = 496,999.08 : x
  2. Step 2: Convert to fraction form
    889,462.98/1,227,436.16 = 496,999.08/x
  3. Step 3: Cross multiply
    889,462.98x = 1,227,436.16 × 496,999.08
  4. Step 4: Simplify right side
    889,462.98x = 610,034,642,278.73
  5. Step 5: Solve for x
    x = 610,034,642,278.73/889,462.98
  6. Step 6: Final answer
    x = 685,846.02

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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.