Home / 563,631.40-845,562.30-189,692.20

Finding the Fourth Proportional to 563,631.40, 845,562.30 and 189,692.20

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Solution

The fourth proportional to 563,631.40, 845,562.30 and 189,692.20 is: 284,577.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,631.40 : 845,562.30 = 189,692.20 : x
  2. Step 2: Convert to fraction form
    563,631.40/845,562.30 = 189,692.20/x
  3. Step 3: Cross multiply
    563,631.40x = 845,562.30 × 189,692.20
  4. Step 4: Simplify right side
    563,631.40x = 160,396,572,924.06
  5. Step 5: Solve for x
    x = 160,396,572,924.06/563,631.40
  6. Step 6: Final answer
    x = 284,577.07

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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.