Home / 985,603.33-1,360,130.70-555,882.13

Finding the Fourth Proportional to 985,603.33, 1,360,130.70 and 555,882.13

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Solution

The fourth proportional to 985,603.33, 1,360,130.70 and 555,882.13 is: 767,116.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,603.33 : 1,360,130.70 = 555,882.13 : x
  2. Step 2: Convert to fraction form
    985,603.33/1,360,130.70 = 555,882.13/x
  3. Step 3: Cross multiply
    985,603.33x = 1,360,130.70 × 555,882.13
  4. Step 4: Simplify right side
    985,603.33x = 756,072,350,594.39
  5. Step 5: Solve for x
    x = 756,072,350,594.39/985,603.33
  6. Step 6: Final answer
    x = 767,116.27

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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.