Home / 882,944.32-1,218,426.40-500,992.08

Finding the Fourth Proportional to 882,944.32, 1,218,426.40 and 500,992.08

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Solution

The fourth proportional to 882,944.32, 1,218,426.40 and 500,992.08 is: 691,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,944.32 : 1,218,426.40 = 500,992.08 : x
  2. Step 2: Convert to fraction form
    882,944.32/1,218,426.40 = 500,992.08/x
  3. Step 3: Cross multiply
    882,944.32x = 1,218,426.40 × 500,992.08
  4. Step 4: Simplify right side
    882,944.32x = 610,421,976,462.91
  5. Step 5: Solve for x
    x = 610,421,976,462.91/882,944.32
  6. Step 6: Final answer
    x = 691,348.21

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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.