Home / 896,545.20-1,345,692.60-447,772.80

Finding the Fourth Proportional to 896,545.20, 1,345,692.60 and 447,772.80

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Solution

The fourth proportional to 896,545.20, 1,345,692.60 and 447,772.80 is: 672,096.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,545.20 : 1,345,692.60 = 447,772.80 : x
  2. Step 2: Convert to fraction form
    896,545.20/1,345,692.60 = 447,772.80/x
  3. Step 3: Cross multiply
    896,545.20x = 1,345,692.60 × 447,772.80
  4. Step 4: Simplify right side
    896,545.20x = 602,564,543,441.28
  5. Step 5: Solve for x
    x = 602,564,543,441.28/896,545.20
  6. Step 6: Final answer
    x = 672,096.11

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1.5x scale

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.