Home / 963,910.20-1,445,865.30-364,890.90

Finding the Fourth Proportional to 963,910.20, 1,445,865.30 and 364,890.90

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Solution

The fourth proportional to 963,910.20, 1,445,865.30 and 364,890.90 is: 547,336.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,910.20 : 1,445,865.30 = 364,890.90 : x
  2. Step 2: Convert to fraction form
    963,910.20/1,445,865.30 = 364,890.90/x
  3. Step 3: Cross multiply
    963,910.20x = 1,445,865.30 × 364,890.90
  4. Step 4: Simplify right side
    963,910.20x = 527,583,090,595.77
  5. Step 5: Solve for x
    x = 527,583,090,595.77/963,910.20
  6. Step 6: Final answer
    x = 547,336.35

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Double scale
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Similar ratio
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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.