Home / 804,703.70-1,207,977.15-472,466.90

Finding the Fourth Proportional to 804,703.70, 1,207,977.15 and 472,466.90

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Solution

The fourth proportional to 804,703.70, 1,207,977.15 and 472,466.90 is: 709,241.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,703.70 : 1,207,977.15 = 472,466.90 : x
  2. Step 2: Convert to fraction form
    804,703.70/1,207,977.15 = 472,466.90/x
  3. Step 3: Cross multiply
    804,703.70x = 1,207,977.15 × 472,466.90
  4. Step 4: Simplify right side
    804,703.70x = 570,729,219,331.34
  5. Step 5: Solve for x
    x = 570,729,219,331.34/804,703.70
  6. Step 6: Final answer
    x = 709,241.45

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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.