Home / 807,603.64-1,210,263.44-447,932.96

Finding the Fourth Proportional to 807,603.64, 1,210,263.44 and 447,932.96

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Solution

The fourth proportional to 807,603.64, 1,210,263.44 and 447,932.96 is: 671,266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,603.64 : 1,210,263.44 = 447,932.96 : x
  2. Step 2: Convert to fraction form
    807,603.64/1,210,263.44 = 447,932.96/x
  3. Step 3: Cross multiply
    807,603.64x = 1,210,263.44 × 447,932.96
  4. Step 4: Simplify right side
    807,603.64x = 542,116,885,058.98
  5. Step 5: Solve for x
    x = 542,116,885,058.98/807,603.64
  6. Step 6: Final answer
    x = 671,266.02

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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.