Home / 982,530.68-1,355,904.81-552,811.64

Finding the Fourth Proportional to 982,530.68, 1,355,904.81 and 552,811.64

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Solution

The fourth proportional to 982,530.68, 1,355,904.81 and 552,811.64 is: 762,887.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,530.68 : 1,355,904.81 = 552,811.64 : x
  2. Step 2: Convert to fraction form
    982,530.68/1,355,904.81 = 552,811.64/x
  3. Step 3: Cross multiply
    982,530.68x = 1,355,904.81 × 552,811.64
  4. Step 4: Simplify right side
    982,530.68x = 749,559,961,699.99
  5. Step 5: Solve for x
    x = 749,559,961,699.99/982,530.68
  6. Step 6: Final answer
    x = 762,887.08

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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.