Home / 832,474.29-1,148,817.40-450,500.97

Finding the Fourth Proportional to 832,474.29, 1,148,817.40 and 450,500.97

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Solution

The fourth proportional to 832,474.29, 1,148,817.40 and 450,500.97 is: 621,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,474.29 : 1,148,817.40 = 450,500.97 : x
  2. Step 2: Convert to fraction form
    832,474.29/1,148,817.40 = 450,500.97/x
  3. Step 3: Cross multiply
    832,474.29x = 1,148,817.40 × 450,500.97
  4. Step 4: Simplify right side
    832,474.29x = 517,543,353,052.88
  5. Step 5: Solve for x
    x = 517,543,353,052.88/832,474.29
  6. Step 6: Final answer
    x = 621,692.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.