Home / 403,723.80-604,856.70-235,106.10

Finding the Fourth Proportional to 403,723.80, 604,856.70 and 235,106.10

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Solution

The fourth proportional to 403,723.80, 604,856.70 and 235,106.10 is: 352,234.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,723.80 : 604,856.70 = 235,106.10 : x
  2. Step 2: Convert to fraction form
    403,723.80/604,856.70 = 235,106.10/x
  3. Step 3: Cross multiply
    403,723.80x = 604,856.70 × 235,106.10
  4. Step 4: Simplify right side
    403,723.80x = 142,205,499,795.87
  5. Step 5: Solve for x
    x = 142,205,499,795.87/403,723.80
  6. Step 6: Final answer
    x = 352,234.62

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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.