Home / 281,545.35-388,532.24-152,483.75

Finding the Fourth Proportional to 281,545.35, 388,532.24 and 152,483.75

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Solution

The fourth proportional to 281,545.35, 388,532.24 and 152,483.75 is: 210,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,545.35 : 388,532.24 = 152,483.75 : x
  2. Step 2: Convert to fraction form
    281,545.35/388,532.24 = 152,483.75/x
  3. Step 3: Cross multiply
    281,545.35x = 388,532.24 × 152,483.75
  4. Step 4: Simplify right side
    281,545.35x = 59,244,850,246.02
  5. Step 5: Solve for x
    x = 59,244,850,246.02/281,545.35
  6. Step 6: Final answer
    x = 210,427.38

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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.