Home / 802,552.46-1,107,531.39-458,433.81

Finding the Fourth Proportional to 802,552.46, 1,107,531.39 and 458,433.81

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Solution

The fourth proportional to 802,552.46, 1,107,531.39 and 458,433.81 is: 632,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,552.46 : 1,107,531.39 = 458,433.81 : x
  2. Step 2: Convert to fraction form
    802,552.46/1,107,531.39 = 458,433.81/x
  3. Step 3: Cross multiply
    802,552.46x = 1,107,531.39 × 458,433.81
  4. Step 4: Simplify right side
    802,552.46x = 507,729,836,531.42
  5. Step 5: Solve for x
    x = 507,729,836,531.42/802,552.46
  6. Step 6: Final answer
    x = 632,643.80

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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.