Home / 807,187.41-1,210,616.01-301,655.07

Finding the Fourth Proportional to 807,187.41, 1,210,616.01 and 301,655.07

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Solution

The fourth proportional to 807,187.41, 1,210,616.01 and 301,655.07 is: 452,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,187.41 : 1,210,616.01 = 301,655.07 : x
  2. Step 2: Convert to fraction form
    807,187.41/1,210,616.01 = 301,655.07/x
  3. Step 3: Cross multiply
    807,187.41x = 1,210,616.01 × 301,655.07
  4. Step 4: Simplify right side
    807,187.41x = 365,188,457,239.67
  5. Step 5: Solve for x
    x = 365,188,457,239.67/807,187.41
  6. Step 6: Final answer
    x = 452,420.90

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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.