Home / 927,005.04-1,279,266.88-503,069.04

Finding the Fourth Proportional to 927,005.04, 1,279,266.88 and 503,069.04

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Solution

The fourth proportional to 927,005.04, 1,279,266.88 and 503,069.04 is: 694,235.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,005.04 : 1,279,266.88 = 503,069.04 : x
  2. Step 2: Convert to fraction form
    927,005.04/1,279,266.88 = 503,069.04/x
  3. Step 3: Cross multiply
    927,005.04x = 1,279,266.88 × 503,069.04
  4. Step 4: Simplify right side
    927,005.04x = 643,559,561,225.40
  5. Step 5: Solve for x
    x = 643,559,561,225.40/927,005.04
  6. Step 6: Final answer
    x = 694,235.23

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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.