Home / 971,978.84-1,458,619.04-403,360.46

Finding the Fourth Proportional to 971,978.84, 1,458,619.04 and 403,360.46

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Solution

The fourth proportional to 971,978.84, 1,458,619.04 and 403,360.46 is: 605,310.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,978.84 : 1,458,619.04 = 403,360.46 : x
  2. Step 2: Convert to fraction form
    971,978.84/1,458,619.04 = 403,360.46/x
  3. Step 3: Cross multiply
    971,978.84x = 1,458,619.04 × 403,360.46
  4. Step 4: Simplify right side
    971,978.84x = 588,349,246,124.29
  5. Step 5: Solve for x
    x = 588,349,246,124.29/971,978.84
  6. Step 6: Final answer
    x = 605,310.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.