Home / 982,581.48-1,355,988.94-552,876.89

Finding the Fourth Proportional to 982,581.48, 1,355,988.94 and 552,876.89

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Solution

The fourth proportional to 982,581.48, 1,355,988.94 and 552,876.89 is: 762,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,581.48 : 1,355,988.94 = 552,876.89 : x
  2. Step 2: Convert to fraction form
    982,581.48/1,355,988.94 = 552,876.89/x
  3. Step 3: Cross multiply
    982,581.48x = 1,355,988.94 × 552,876.89
  4. Step 4: Simplify right side
    982,581.48x = 749,694,939,859.46
  5. Step 5: Solve for x
    x = 749,694,939,859.46/982,581.48
  6. Step 6: Final answer
    x = 762,985.01

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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.