Home / 982,434.93-1,355,663.68-552,705.83

Finding the Fourth Proportional to 982,434.93, 1,355,663.68 and 552,705.83

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Solution

The fourth proportional to 982,434.93, 1,355,663.68 and 552,705.83 is: 762,679.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,434.93 : 1,355,663.68 = 552,705.83 : x
  2. Step 2: Convert to fraction form
    982,434.93/1,355,663.68 = 552,705.83/x
  3. Step 3: Cross multiply
    982,434.93x = 1,355,663.68 × 552,705.83
  4. Step 4: Simplify right side
    982,434.93x = 749,283,219,455.25
  5. Step 5: Solve for x
    x = 749,283,219,455.25/982,434.93
  6. Step 6: Final answer
    x = 762,679.74

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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.