Home / 988,603.02-1,364,331.06-558,923.22

Finding the Fourth Proportional to 988,603.02, 1,364,331.06 and 558,923.22

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Solution

The fourth proportional to 988,603.02, 1,364,331.06 and 558,923.22 is: 771,347.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,603.02 : 1,364,331.06 = 558,923.22 : x
  2. Step 2: Convert to fraction form
    988,603.02/1,364,331.06 = 558,923.22/x
  3. Step 3: Cross multiply
    988,603.02x = 1,364,331.06 × 558,923.22
  4. Step 4: Simplify right side
    988,603.02x = 762,556,309,201.21
  5. Step 5: Solve for x
    x = 762,556,309,201.21/988,603.02
  6. Step 6: Final answer
    x = 771,347.34

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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.