Home / 867,281.92-1,300,599.60-298,504.24

Finding the Fourth Proportional to 867,281.92, 1,300,599.60 and 298,504.24

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Solution

The fourth proportional to 867,281.92, 1,300,599.60 and 298,504.24 is: 447,645.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,281.92 : 1,300,599.60 = 298,504.24 : x
  2. Step 2: Convert to fraction form
    867,281.92/1,300,599.60 = 298,504.24/x
  3. Step 3: Cross multiply
    867,281.92x = 1,300,599.60 × 298,504.24
  4. Step 4: Simplify right side
    867,281.92x = 388,234,495,142.30
  5. Step 5: Solve for x
    x = 388,234,495,142.30/867,281.92
  6. Step 6: Final answer
    x = 447,645.09

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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.