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Finding the Fourth Proportional to 634,070.70, 875,080.17 and 362,179.26

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Solution

The fourth proportional to 634,070.70, 875,080.17 and 362,179.26 is: 499,843.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,070.70 : 875,080.17 = 362,179.26 : x
  2. Step 2: Convert to fraction form
    634,070.70/875,080.17 = 362,179.26/x
  3. Step 3: Cross multiply
    634,070.70x = 875,080.17 × 362,179.26
  4. Step 4: Simplify right side
    634,070.70x = 316,935,888,411.27
  5. Step 5: Solve for x
    x = 316,935,888,411.27/634,070.70
  6. Step 6: Final answer
    x = 499,843.14

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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.