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Finding the Fourth Proportional to 634,102.83, 875,069.06 and 362,206.62

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Solution

The fourth proportional to 634,102.83, 875,069.06 and 362,206.62 is: 499,849.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,102.83 : 875,069.06 = 362,206.62 : x
  2. Step 2: Convert to fraction form
    634,102.83/875,069.06 = 362,206.62/x
  3. Step 3: Cross multiply
    634,102.83x = 875,069.06 × 362,206.62
  4. Step 4: Simplify right side
    634,102.83x = 316,955,804,678.14
  5. Step 5: Solve for x
    x = 316,955,804,678.14/634,102.83
  6. Step 6: Final answer
    x = 499,849.22

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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.