Home / 982,490.60-1,355,823.14-552,769.70

Finding the Fourth Proportional to 982,490.60, 1,355,823.14 and 552,769.70

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Solution

The fourth proportional to 982,490.60, 1,355,823.14 and 552,769.70 is: 762,814.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,490.60 : 1,355,823.14 = 552,769.70 : x
  2. Step 2: Convert to fraction form
    982,490.60/1,355,823.14 = 552,769.70/x
  3. Step 3: Cross multiply
    982,490.60x = 1,355,823.14 × 552,769.70
  4. Step 4: Simplify right side
    982,490.60x = 749,457,950,350.86
  5. Step 5: Solve for x
    x = 749,457,950,350.86/982,490.60
  6. Step 6: Final answer
    x = 762,814.37

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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.