Home / 931,673.71-1,285,755.33-523,903.93

Finding the Fourth Proportional to 931,673.71, 1,285,755.33 and 523,903.93

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Solution

The fourth proportional to 931,673.71, 1,285,755.33 and 523,903.93 is: 723,013.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,673.71 : 1,285,755.33 = 523,903.93 : x
  2. Step 2: Convert to fraction form
    931,673.71/1,285,755.33 = 523,903.93/x
  3. Step 3: Cross multiply
    931,673.71x = 1,285,755.33 × 523,903.93
  4. Step 4: Simplify right side
    931,673.71x = 673,612,270,405.45
  5. Step 5: Solve for x
    x = 673,612,270,405.45/931,673.71
  6. Step 6: Final answer
    x = 723,013.07

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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.