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Finding the Fourth Proportional to 695,203, 958,857.88 and 466,018.76

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Solution

The fourth proportional to 695,203, 958,857.88 and 466,018.76 is: 642,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,203 : 958,857.88 = 466,018.76 : x
  2. Step 2: Convert to fraction form
    695,203/958,857.88 = 466,018.76/x
  3. Step 3: Cross multiply
    695,203x = 958,857.88 × 466,018.76
  4. Step 4: Simplify right side
    695,203x = 446,845,760,253.83
  5. Step 5: Solve for x
    x = 446,845,760,253.83/695,203
  6. Step 6: Final answer
    x = 642,755.80

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1.5x scale

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.