Home / 889,723.50-1,227,768.84-502,618.34

Finding the Fourth Proportional to 889,723.50, 1,227,768.84 and 502,618.34

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Solution

The fourth proportional to 889,723.50, 1,227,768.84 and 502,618.34 is: 693,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,723.50 : 1,227,768.84 = 502,618.34 : x
  2. Step 2: Convert to fraction form
    889,723.50/1,227,768.84 = 502,618.34/x
  3. Step 3: Cross multiply
    889,723.50x = 1,227,768.84 × 502,618.34
  4. Step 4: Simplify right side
    889,723.50x = 617,099,136,264.53
  5. Step 5: Solve for x
    x = 617,099,136,264.53/889,723.50
  6. Step 6: Final answer
    x = 693,585.30

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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.