Home / 882,670.67-1,218,049.66-500,689.25

Finding the Fourth Proportional to 882,670.67, 1,218,049.66 and 500,689.25

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Solution

The fourth proportional to 882,670.67, 1,218,049.66 and 500,689.25 is: 690,930.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,670.67 : 1,218,049.66 = 500,689.25 : x
  2. Step 2: Convert to fraction form
    882,670.67/1,218,049.66 = 500,689.25/x
  3. Step 3: Cross multiply
    882,670.67x = 1,218,049.66 × 500,689.25
  4. Step 4: Simplify right side
    882,670.67x = 609,864,374,399.14
  5. Step 5: Solve for x
    x = 609,864,374,399.14/882,670.67
  6. Step 6: Final answer
    x = 690,930.82

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Double scale
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1.5x scale

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.