Home / 882,356.52-1,217,868.30-500,606.76

Finding the Fourth Proportional to 882,356.52, 1,217,868.30 and 500,606.76

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Solution

The fourth proportional to 882,356.52, 1,217,868.30 and 500,606.76 is: 690,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,356.52 : 1,217,868.30 = 500,606.76 : x
  2. Step 2: Convert to fraction form
    882,356.52/1,217,868.30 = 500,606.76/x
  3. Step 3: Cross multiply
    882,356.52x = 1,217,868.30 × 500,606.76
  4. Step 4: Simplify right side
    882,356.52x = 609,673,103,769.71
  5. Step 5: Solve for x
    x = 609,673,103,769.71/882,356.52
  6. Step 6: Final answer
    x = 690,960.05

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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.