Home / 882,424.39-1,217,722.02-500,442.97

Finding the Fourth Proportional to 882,424.39, 1,217,722.02 and 500,442.97

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Solution

The fourth proportional to 882,424.39, 1,217,722.02 and 500,442.97 is: 690,597.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,424.39 : 1,217,722.02 = 500,442.97 : x
  2. Step 2: Convert to fraction form
    882,424.39/1,217,722.02 = 500,442.97/x
  3. Step 3: Cross multiply
    882,424.39x = 1,217,722.02 × 500,442.97
  4. Step 4: Simplify right side
    882,424.39x = 609,400,424,323.20
  5. Step 5: Solve for x
    x = 609,400,424,323.20/882,424.39
  6. Step 6: Final answer
    x = 690,597.89

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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.