Home / 964,515.85-1,446,774.17-357,512.90

Finding the Fourth Proportional to 964,515.85, 1,446,774.17 and 357,512.90

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Solution

The fourth proportional to 964,515.85, 1,446,774.17 and 357,512.90 is: 536,269.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,515.85 : 1,446,774.17 = 357,512.90 : x
  2. Step 2: Convert to fraction form
    964,515.85/1,446,774.17 = 357,512.90/x
  3. Step 3: Cross multiply
    964,515.85x = 1,446,774.17 × 357,512.90
  4. Step 4: Simplify right side
    964,515.85x = 517,240,420,140.36
  5. Step 5: Solve for x
    x = 517,240,420,140.36/964,515.85
  6. Step 6: Final answer
    x = 536,269.49

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Double scale
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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.