Home / 749,468.64-1,124,217.60-275,910.24

Finding the Fourth Proportional to 749,468.64, 1,124,217.60 and 275,910.24

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Solution

The fourth proportional to 749,468.64, 1,124,217.60 and 275,910.24 is: 413,870.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,468.64 : 1,124,217.60 = 275,910.24 : x
  2. Step 2: Convert to fraction form
    749,468.64/1,124,217.60 = 275,910.24/x
  3. Step 3: Cross multiply
    749,468.64x = 1,124,217.60 × 275,910.24
  4. Step 4: Simplify right side
    749,468.64x = 310,183,147,828.22
  5. Step 5: Solve for x
    x = 310,183,147,828.22/749,468.64
  6. Step 6: Final answer
    x = 413,870.75

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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.