Home / 889,667.45-1,227,828.89-507,751.37

Finding the Fourth Proportional to 889,667.45, 1,227,828.89 and 507,751.37

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Solution

The fourth proportional to 889,667.45, 1,227,828.89 and 507,751.37 is: 700,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,667.45 : 1,227,828.89 = 507,751.37 : x
  2. Step 2: Convert to fraction form
    889,667.45/1,227,828.89 = 507,751.37/x
  3. Step 3: Cross multiply
    889,667.45x = 1,227,828.89 × 507,751.37
  4. Step 4: Simplify right side
    889,667.45x = 623,431,796,153.31
  5. Step 5: Solve for x
    x = 623,431,796,153.31/889,667.45
  6. Step 6: Final answer
    x = 700,747.00

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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.