Home / 749,455.41-1,124,197.70-275,897.01

Finding the Fourth Proportional to 749,455.41, 1,124,197.70 and 275,897.01

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Solution

The fourth proportional to 749,455.41, 1,124,197.70 and 275,897.01 is: 413,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,455.41 : 1,124,197.70 = 275,897.01 : x
  2. Step 2: Convert to fraction form
    749,455.41/1,124,197.70 = 275,897.01/x
  3. Step 3: Cross multiply
    749,455.41x = 1,124,197.70 × 275,897.01
  4. Step 4: Simplify right side
    749,455.41x = 310,162,782,699.39
  5. Step 5: Solve for x
    x = 310,162,782,699.39/749,455.41
  6. Step 6: Final answer
    x = 413,850.88

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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.