Home / 988,926.62-1,364,745.57-559,271

Finding the Fourth Proportional to 988,926.62, 1,364,745.57 and 559,271

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Solution

The fourth proportional to 988,926.62, 1,364,745.57 and 559,271 is: 771,809.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,926.62 : 1,364,745.57 = 559,271 : x
  2. Step 2: Convert to fraction form
    988,926.62/1,364,745.57 = 559,271/x
  3. Step 3: Cross multiply
    988,926.62x = 1,364,745.57 × 559,271
  4. Step 4: Simplify right side
    988,926.62x = 763,262,619,679.47
  5. Step 5: Solve for x
    x = 763,262,619,679.47/988,926.62
  6. Step 6: Final answer
    x = 771,809.16

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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.