Home / 701,798.04-1,051,964.38-509,207.18

Finding the Fourth Proportional to 701,798.04, 1,051,964.38 and 509,207.18

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Solution

The fourth proportional to 701,798.04, 1,051,964.38 and 509,207.18 is: 763,279.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,798.04 : 1,051,964.38 = 509,207.18 : x
  2. Step 2: Convert to fraction form
    701,798.04/1,051,964.38 = 509,207.18/x
  3. Step 3: Cross multiply
    701,798.04x = 1,051,964.38 × 509,207.18
  4. Step 4: Simplify right side
    701,798.04x = 535,667,810,776.94
  5. Step 5: Solve for x
    x = 535,667,810,776.94/701,798.04
  6. Step 6: Final answer
    x = 763,279.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.